Home / 42,616.74-63,892.17-29,431.02

Finding the Fourth Proportional to 42,616.74, 63,892.17 and 29,431.02

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Solution

The fourth proportional to 42,616.74, 63,892.17 and 29,431.02 is: 44,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,616.74 : 63,892.17 = 29,431.02 : x
  2. Step 2: Convert to fraction form
    42,616.74/63,892.17 = 29,431.02/x
  3. Step 3: Cross multiply
    42,616.74x = 63,892.17 × 29,431.02
  4. Step 4: Simplify right side
    42,616.74x = 1,880,411,733.11
  5. Step 5: Solve for x
    x = 1,880,411,733.11/42,616.74
  6. Step 6: Final answer
    x = 44,123.78

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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.