Home / 82,542.75-123,863.32-29,956.34

Finding the Fourth Proportional to 82,542.75, 123,863.32 and 29,956.34

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Solution

The fourth proportional to 82,542.75, 123,863.32 and 29,956.34 is: 44,952.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,542.75 : 123,863.32 = 29,956.34 : x
  2. Step 2: Convert to fraction form
    82,542.75/123,863.32 = 29,956.34/x
  3. Step 3: Cross multiply
    82,542.75x = 123,863.32 × 29,956.34
  4. Step 4: Simplify right side
    82,542.75x = 3,710,491,727.45
  5. Step 5: Solve for x
    x = 3,710,491,727.45/82,542.75
  6. Step 6: Final answer
    x = 44,952.36

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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.