A company's sales in 2020 were $3.8 million and its total spontaneous assets were $8.7 million. Also in the same year, the firm's spontaneous liabilities consisted of $8.3 million in wages payable, $8.8 million in accounts payable, and $5.1 million in accrued expenses. The firm's profit margin is 9.7% and its dividend payout ratio is 9.1%. The balance sheet at year-end is similar in percentage of sales to that of previous years and this will continue in the future. Required: What is the percentage increase in sales that the company must achieve in order to avoid raising tulkids externally? Note: The term "k" is used to represent thousands (* $1.000). %(ROUND YOUR ANSWER TO 2 DECIMAL PLACES. FOR EXAMPLE: 17.23)