Providing for Doubtful Accounts At the end of the current year, the accounts receivable account has a balance of $1,214,000 and sales for the year total $13,760,000 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 $(16,400). Bad debt expense is estimated at 1/2 of 1% of sales. The allowance account before adjustment has a negative balance of $(16,400). An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $52,500. The allowance account before adjustment has a positive balance of $6,100. Bad debt expense is estimated at 1/4 of 1% of sales. The allowance account before adjustment has a positive balance of $6,100. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $50,600