Home / 87,478.25-131,217.62-24,301.80

Finding the Fourth Proportional to 87,478.25, 131,217.62 and 24,301.80

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Solution

The fourth proportional to 87,478.25, 131,217.62 and 24,301.80 is: 36,452.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,478.25 : 131,217.62 = 24,301.80 : x
  2. Step 2: Convert to fraction form
    87,478.25/131,217.62 = 24,301.80/x
  3. Step 3: Cross multiply
    87,478.25x = 131,217.62 × 24,301.80
  4. Step 4: Simplify right side
    87,478.25x = 3,188,824,236.21
  5. Step 5: Solve for x
    x = 3,188,824,236.21/87,478.25
  6. Step 6: Final answer
    x = 36,452.77

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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.