Home / 83,677.38-125,520.10-27,516.24

Finding the Fourth Proportional to 83,677.38, 125,520.10 and 27,516.24

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Solution

The fourth proportional to 83,677.38, 125,520.10 and 27,516.24 is: 41,275.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,677.38 : 125,520.10 = 27,516.24 : x
  2. Step 2: Convert to fraction form
    83,677.38/125,520.10 = 27,516.24/x
  3. Step 3: Cross multiply
    83,677.38x = 125,520.10 × 27,516.24
  4. Step 4: Simplify right side
    83,677.38x = 3,453,841,196.42
  5. Step 5: Solve for x
    x = 3,453,841,196.42/83,677.38
  6. Step 6: Final answer
    x = 41,275.69

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Similar ratio
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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.