Home / 83,227.20-124,581.60-48,062.40

Finding the Fourth Proportional to 83,227.20, 124,581.60 and 48,062.40

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Solution

The fourth proportional to 83,227.20, 124,581.60 and 48,062.40 is: 71,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,227.20 : 124,581.60 = 48,062.40 : x
  2. Step 2: Convert to fraction form
    83,227.20/124,581.60 = 48,062.40/x
  3. Step 3: Cross multiply
    83,227.20x = 124,581.60 × 48,062.40
  4. Step 4: Simplify right side
    83,227.20x = 5,987,690,691.84
  5. Step 5: Solve for x
    x = 5,987,690,691.84/83,227.20
  6. Step 6: Final answer
    x = 71,943.92

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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.