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Finding the Fourth Proportional to 136,601.70, 204,902.55 and 132,713.70

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Solution

The fourth proportional to 136,601.70, 204,902.55 and 132,713.70 is: 199,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,601.70 : 204,902.55 = 132,713.70 : x
  2. Step 2: Convert to fraction form
    136,601.70/204,902.55 = 132,713.70/x
  3. Step 3: Cross multiply
    136,601.70x = 204,902.55 × 132,713.70
  4. Step 4: Simplify right side
    136,601.70x = 27,193,375,549.94
  5. Step 5: Solve for x
    x = 27,193,375,549.94/136,601.70
  6. Step 6: Final answer
    x = 199,070.55

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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.