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Finding the Fourth Proportional to 192,630.52, 266,084.13 and 147,861.73

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Solution

The fourth proportional to 192,630.52, 266,084.13 and 147,861.73 is: 204,244.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,630.52 : 266,084.13 = 147,861.73 : x
  2. Step 2: Convert to fraction form
    192,630.52/266,084.13 = 147,861.73/x
  3. Step 3: Cross multiply
    192,630.52x = 266,084.13 × 147,861.73
  4. Step 4: Simplify right side
    192,630.52x = 39,343,659,787.34
  5. Step 5: Solve for x
    x = 39,343,659,787.34/192,630.52
  6. Step 6: Final answer
    x = 204,244.17

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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.