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Finding the Fourth Proportional to 67,398.53, 101,026.65 and 25,251.08

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Solution

The fourth proportional to 67,398.53, 101,026.65 and 25,251.08 is: 37,849.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,398.53 : 101,026.65 = 25,251.08 : x
  2. Step 2: Convert to fraction form
    67,398.53/101,026.65 = 25,251.08/x
  3. Step 3: Cross multiply
    67,398.53x = 101,026.65 × 25,251.08
  4. Step 4: Simplify right side
    67,398.53x = 2,551,032,021.28
  5. Step 5: Solve for x
    x = 2,551,032,021.28/67,398.53
  6. Step 6: Final answer
    x = 37,849.97

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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.