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Finding the Fourth Proportional to 179,793.47, 269,620.11 and 67,412.32

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Solution

The fourth proportional to 179,793.47, 269,620.11 and 67,412.32 is: 101,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,793.47 : 269,620.11 = 67,412.32 : x
  2. Step 2: Convert to fraction form
    179,793.47/269,620.11 = 67,412.32/x
  3. Step 3: Cross multiply
    179,793.47x = 269,620.11 × 67,412.32
  4. Step 4: Simplify right side
    179,793.47x = 18,175,716,459.70
  5. Step 5: Solve for x
    x = 18,175,716,459.70/179,793.47
  6. Step 6: Final answer
    x = 101,092.19

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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.