Home / 49,691.92-74,536.28-12,252.24

Finding the Fourth Proportional to 49,691.92, 74,536.28 and 12,252.24

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Solution

The fourth proportional to 49,691.92, 74,536.28 and 12,252.24 is: 18,377.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,691.92 : 74,536.28 = 12,252.24 : x
  2. Step 2: Convert to fraction form
    49,691.92/74,536.28 = 12,252.24/x
  3. Step 3: Cross multiply
    49,691.92x = 74,536.28 × 12,252.24
  4. Step 4: Simplify right side
    49,691.92x = 913,236,391.27
  5. Step 5: Solve for x
    x = 913,236,391.27/49,691.92
  6. Step 6: Final answer
    x = 18,377.97

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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.