Home / 87,549.28-131,324.40-25,221.28

Finding the Fourth Proportional to 87,549.28, 131,324.40 and 25,221.28

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Solution

The fourth proportional to 87,549.28, 131,324.40 and 25,221.28 is: 37,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,549.28 : 131,324.40 = 25,221.28 : x
  2. Step 2: Convert to fraction form
    87,549.28/131,324.40 = 25,221.28/x
  3. Step 3: Cross multiply
    87,549.28x = 131,324.40 × 25,221.28
  4. Step 4: Simplify right side
    87,549.28x = 3,312,169,463.23
  5. Step 5: Solve for x
    x = 3,312,169,463.23/87,549.28
  6. Step 6: Final answer
    x = 37,832.06

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1.5x scale

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.