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Finding the Fourth Proportional to 74,961.97, 112,404.75 and 25,024.12

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Solution

The fourth proportional to 74,961.97, 112,404.75 and 25,024.12 is: 37,523.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,961.97 : 112,404.75 = 25,024.12 : x
  2. Step 2: Convert to fraction form
    74,961.97/112,404.75 = 25,024.12/x
  3. Step 3: Cross multiply
    74,961.97x = 112,404.75 × 25,024.12
  4. Step 4: Simplify right side
    74,961.97x = 2,812,829,952.57
  5. Step 5: Solve for x
    x = 2,812,829,952.57/74,961.97
  6. Step 6: Final answer
    x = 37,523.43

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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.