Slow Me How Providing for Doubtful Accounts At the end of the current year, the accounts receivable account has a debit balance of $2,700,000 and sales for the year total $33,400,000 a. The allowance account before adjustment has a debit balance of $27,100. Bad debt expense is estimated at 1 of 1% of sales b. The allowance account before adjustment has a debit balance of $27,100. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $128,000 c. The allowance account before adjustment has a credit balance of $17,900. Sed dette expense is estimated at of 1% of sales d. The allowance account before adjustment has a credit balance of $17,900. An aging of the accounts in the customer ledger indicates estimated doubtful accounts of $279.000 Determine the amount of the adjusting entry to provide for doubtful accounts under each of the assumptions (a through a) isted above