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Finding the Fourth Proportional to 198,179.52, 273,469.68 and 117,593.16

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Solution

The fourth proportional to 198,179.52, 273,469.68 and 117,593.16 is: 162,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,179.52 : 273,469.68 = 117,593.16 : x
  2. Step 2: Convert to fraction form
    198,179.52/273,469.68 = 117,593.16/x
  3. Step 3: Cross multiply
    198,179.52x = 273,469.68 × 117,593.16
  4. Step 4: Simplify right side
    198,179.52x = 32,158,163,835.39
  5. Step 5: Solve for x
    x = 32,158,163,835.39/198,179.52
  6. Step 6: Final answer
    x = 162,267.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.