Lenders in Illinois, Iowa, Missouri and Arizona collapsed, pushing the number of bank failures to 89 this year amid continuing fallout from the worst economic slump since the Great Depression. Illinois lenders InBank of Oak Forest and Platinum Community Bank of Rolling Meadows; Vantus Bank of Sioux City, Iowa; First Bank of Kansas City, Missouri; and First State Bank of Flagstaff, Arizona were shut by regulators, and the Federal Deposit Insurance Corp. was named receiver, the agency said in statements yesterday. Closing the lenders, with combined assets of $1.1 billion and deposits of $982 million, will cost the deposit insurance fund about $401 million. Regulators have closed banks at the fastest pace in 17 years and more are likely as losses mount from soured real- estate debt. A total of 416 banks with combined assets of $299.8 billion failed the FDIC’s grading system for asset quality, liquidity and earnings in the second quarter, the most since June 1994, the regulator said in a report last month. Great Southern Bank of Springfield, Missouri, bought Vantus in the lender’s second FDIC-assisted acquisition this year. Vantus, the biggest of yesterday’s failures with $368 million in deposits and about $458 million […]