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Calculator Providing for Doubtful Accounts At the end of the current year, the accounts receivable account has a balance of $836,000 and sales for the year total $9,480,000. Determine the amount of the adjusting entry to provide for doubtful accounts under each of the following independent assumptions: The allowance account before adjustment has a negative balance of $(11,300). Bad debt expense is estimated at 3/4 of 1 % of sales. The allowance account before adjustment has a negative balance of $(11,300). An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $36,200. The allowance account before adjustment has a positive balance of $9,200. Bad debt expense is estimated at 1/2 of 1% of sales. The allowance account before adjustment has a positive balance of $9,200. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $76,400