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Finding the Fourth Proportional to 104,086.38, 156,177.90 and 33,020.22

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Solution

The fourth proportional to 104,086.38, 156,177.90 and 33,020.22 is: 49,545.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,086.38 : 156,177.90 = 33,020.22 : x
  2. Step 2: Convert to fraction form
    104,086.38/156,177.90 = 33,020.22/x
  3. Step 3: Cross multiply
    104,086.38x = 156,177.90 × 33,020.22
  4. Step 4: Simplify right side
    104,086.38x = 5,157,028,617.14
  5. Step 5: Solve for x
    x = 5,157,028,617.14/104,086.38
  6. Step 6: Final answer
    x = 49,545.66

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1.5x scale

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.