Home / 83,616.71-125,337.38-27,442.40

Finding the Fourth Proportional to 83,616.71, 125,337.38 and 27,442.40

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Solution

The fourth proportional to 83,616.71, 125,337.38 and 27,442.40 is: 41,134.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,616.71 : 125,337.38 = 27,442.40 : x
  2. Step 2: Convert to fraction form
    83,616.71/125,337.38 = 27,442.40/x
  3. Step 3: Cross multiply
    83,616.71x = 125,337.38 × 27,442.40
  4. Step 4: Simplify right side
    83,616.71x = 3,439,557,753.01
  5. Step 5: Solve for x
    x = 3,439,557,753.01/83,616.71
  6. Step 6: Final answer
    x = 41,134.82

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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.