Providing for doubtful accounts At the end of the current year, the accounts receivable account has a debit balance of $1,556,000 and sales for the year total $21,780,000. Determine the amount of the adjusting entry to provide for doubtful accounts under each of the following assumptions: a. The allowance account before adjustment has a debit balance of $10,600. Bad debt expense is estimated at 1/2 of 1% of sales. b. The allowance account before adjustment has a debit balance of $10,600. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $22,740. C. The allowance account before adjustment has a credit balance of $4,600. Bad debt expense is estimated at 3/4 of 1% of sales. d. The allowance account before adjustment has a credit balance of $4,600. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $38,200. This information has been collected in the Microsoft Excel Online file. Open the spreadsheet, perform the required analysis, and input your answers in the questions below