Finding the Fourth Proportional to 71,556.96, 107,354.54 and 24,809.80
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Solution
The fourth proportional to 71,556.96, 107,354.54 and 24,809.80 is: 37,221.32
Step by Step Solution
- Step 1: Write the proportion equation
71,556.96 : 107,354.54 = 24,809.80 : x - Step 2: Convert to fraction form
71,556.96/107,354.54 = 24,809.80/x - Step 3: Cross multiply
71,556.96x = 107,354.54 × 24,809.80 - Step 4: Simplify right side
71,556.96x = 2,663,444,666.49 - Step 5: Solve for x
x = 2,663,444,666.49/71,556.96 - Step 6: Final answer
x = 37,221.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.