Home / 87,701.60-131,574.24-25,372.10

Finding the Fourth Proportional to 87,701.60, 131,574.24 and 25,372.10

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Solution

The fourth proportional to 87,701.60, 131,574.24 and 25,372.10 is: 38,064.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,701.60 : 131,574.24 = 25,372.10 : x
  2. Step 2: Convert to fraction form
    87,701.60/131,574.24 = 25,372.10/x
  3. Step 3: Cross multiply
    87,701.60x = 131,574.24 × 25,372.10
  4. Step 4: Simplify right side
    87,701.60x = 3,338,314,774.70
  5. Step 5: Solve for x
    x = 3,338,314,774.70/87,701.60
  6. Step 6: Final answer
    x = 38,064.47

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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.