Home / 87,508.59-131,262.90-25,179.09

Finding the Fourth Proportional to 87,508.59, 131,262.90 and 25,179.09

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Solution

The fourth proportional to 87,508.59, 131,262.90 and 25,179.09 is: 37,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,508.59 : 131,262.90 = 25,179.09 : x
  2. Step 2: Convert to fraction form
    87,508.59/131,262.90 = 25,179.09/x
  3. Step 3: Cross multiply
    87,508.59x = 131,262.90 × 25,179.09
  4. Step 4: Simplify right side
    87,508.59x = 3,305,080,372.76
  5. Step 5: Solve for x
    x = 3,305,080,372.76/87,508.59
  6. Step 6: Final answer
    x = 37,768.64

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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.