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Finding the Fourth Proportional to 49,170.78, 73,625.04 and 25,748.10

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Solution

The fourth proportional to 49,170.78, 73,625.04 and 25,748.10 is: 38,553.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,170.78 : 73,625.04 = 25,748.10 : x
  2. Step 2: Convert to fraction form
    49,170.78/73,625.04 = 25,748.10/x
  3. Step 3: Cross multiply
    49,170.78x = 73,625.04 × 25,748.10
  4. Step 4: Simplify right side
    49,170.78x = 1,895,704,892.42
  5. Step 5: Solve for x
    x = 1,895,704,892.42/49,170.78
  6. Step 6: Final answer
    x = 38,553.48

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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.