Home / 62,854.11-86,863.14-51,505.74

Finding the Fourth Proportional to 62,854.11, 86,863.14 and 51,505.74

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Solution

The fourth proportional to 62,854.11, 86,863.14 and 51,505.74 is: 71,179.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,854.11 : 86,863.14 = 51,505.74 : x
  2. Step 2: Convert to fraction form
    62,854.11/86,863.14 = 51,505.74/x
  3. Step 3: Cross multiply
    62,854.11x = 86,863.14 × 51,505.74
  4. Step 4: Simplify right side
    62,854.11x = 4,473,950,304.42
  5. Step 5: Solve for x
    x = 4,473,950,304.42/62,854.11
  6. Step 6: Final answer
    x = 71,179.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.