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Finding the Fourth Proportional to 67,375.15, 101,063.03 and 17,451.70

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Solution

The fourth proportional to 67,375.15, 101,063.03 and 17,451.70 is: 26,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,375.15 : 101,063.03 = 17,451.70 : x
  2. Step 2: Convert to fraction form
    67,375.15/101,063.03 = 17,451.70/x
  3. Step 3: Cross multiply
    67,375.15x = 101,063.03 × 17,451.70
  4. Step 4: Simplify right side
    67,375.15x = 1,763,721,680.65
  5. Step 5: Solve for x
    x = 1,763,721,680.65/67,375.15
  6. Step 6: Final answer
    x = 26,177.63

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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.