Maggle's Muffins, Inc., generated $4,000,000 in sales during 2015, and its year-end total assets were $2,200,000. Also, at year-end 2015, current liabilities were $1,000,000, consisting of $300,000 of notes payable, $500,000 of accounts payable, and $200,000 of accruals. Looking ahead to 2016 , the company estimates that its assets must increase at the same rate as sales, its spontaneous liabilities will increase at the same rate as sales, its proft margin will be 5%, and its payout ratio will be 70%. The data has been collected in the Microsoft Excel Online file below. Open the spreadsheet and perform the required analysis to answer the question below, Open spreadsheet How large a sales increase can the company achieve without having to raise funds externally; that is, what is its self-supporting growth rate? Do not round intermediate calculations. Round your answers to the nearest whole number. Sales can increase by $ that is by \%