Home / 87,700.60-131,572.74-25,371.10

Finding the Fourth Proportional to 87,700.60, 131,572.74 and 25,371.10

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Solution

The fourth proportional to 87,700.60, 131,572.74 and 25,371.10 is: 38,062.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,700.60 : 131,572.74 = 25,371.10 : x
  2. Step 2: Convert to fraction form
    87,700.60/131,572.74 = 25,371.10/x
  3. Step 3: Cross multiply
    87,700.60x = 131,572.74 × 25,371.10
  4. Step 4: Simplify right side
    87,700.60x = 3,338,145,143.81
  5. Step 5: Solve for x
    x = 3,338,145,143.81/87,700.60
  6. Step 6: Final answer
    x = 38,062.97

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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.