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Finding the Fourth Proportional to 73,407.60, 110,125.17 and 25,373.79

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Solution

The fourth proportional to 73,407.60, 110,125.17 and 25,373.79 is: 38,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,407.60 : 110,125.17 = 25,373.79 : x
  2. Step 2: Convert to fraction form
    73,407.60/110,125.17 = 25,373.79/x
  3. Step 3: Cross multiply
    73,407.60x = 110,125.17 × 25,373.79
  4. Step 4: Simplify right side
    73,407.60x = 2,794,292,937.29
  5. Step 5: Solve for x
    x = 2,794,292,937.29/73,407.60
  6. Step 6: Final answer
    x = 38,065.44

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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.