Home / 52,416.27-72,331.96-28,542.87

Finding the Fourth Proportional to 52,416.27, 72,331.96 and 28,542.87

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Solution

The fourth proportional to 52,416.27, 72,331.96 and 28,542.87 is: 39,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,416.27 : 72,331.96 = 28,542.87 : x
  2. Step 2: Convert to fraction form
    52,416.27/72,331.96 = 28,542.87/x
  3. Step 3: Cross multiply
    52,416.27x = 72,331.96 × 28,542.87
  4. Step 4: Simplify right side
    52,416.27x = 2,064,561,731.13
  5. Step 5: Solve for x
    x = 2,064,561,731.13/52,416.27
  6. Step 6: Final answer
    x = 39,387.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.