Home / 39,761.60-59,649.68-16,375.28

Finding the Fourth Proportional to 39,761.60, 59,649.68 and 16,375.28

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Solution

The fourth proportional to 39,761.60, 59,649.68 and 16,375.28 is: 24,565.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.60 : 59,649.68 = 16,375.28 : x
  2. Step 2: Convert to fraction form
    39,761.60/59,649.68 = 16,375.28/x
  3. Step 3: Cross multiply
    39,761.60x = 59,649.68 × 16,375.28
  4. Step 4: Simplify right side
    39,761.60x = 976,780,211.91
  5. Step 5: Solve for x
    x = 976,780,211.91/39,761.60
  6. Step 6: Final answer
    x = 24,565.92

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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.