Home / 87,662.76-131,516.22-25,332.84

Finding the Fourth Proportional to 87,662.76, 131,516.22 and 25,332.84

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Solution

The fourth proportional to 87,662.76, 131,516.22 and 25,332.84 is: 38,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,662.76 : 131,516.22 = 25,332.84 : x
  2. Step 2: Convert to fraction form
    87,662.76/131,516.22 = 25,332.84/x
  3. Step 3: Cross multiply
    87,662.76x = 131,516.22 × 25,332.84
  4. Step 4: Simplify right side
    87,662.76x = 3,331,679,358.66
  5. Step 5: Solve for x
    x = 3,331,679,358.66/87,662.76
  6. Step 6: Final answer
    x = 38,005.64

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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.