Estimating Doubtful Accounts Performance Bike Co. is a wholesaler of motorcycle supplies. An aging of the company's accounts receivable on December 31 and a historical analysis of the percentage of uncollectible accounts in each age category are as follows: Estimate the proper balance of the allowance for doubtful accounts should be as of December 31. Performance Bike Co. Estimation of Uncollectible Accounts December 31 Estimated Uncollectible Age Interval Balance Accounts Percent Not past due $628,000 1/2% 1-30 days past due 69,100 4 31-60 days past due 31,400 61-90 days past due 22,600 91-180 days past due 16,300 39 Over 180 days past due 11,900 80 Total $779,300 Estimated Uncollectible Accounts Amount