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Finding the Fourth Proportional to 192,757.35, 266,125.89 and 123,874.75

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Solution

The fourth proportional to 192,757.35, 266,125.89 and 123,874.75 is: 171,024.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,757.35 : 266,125.89 = 123,874.75 : x
  2. Step 2: Convert to fraction form
    192,757.35/266,125.89 = 123,874.75/x
  3. Step 3: Cross multiply
    192,757.35x = 266,125.89 × 123,874.75
  4. Step 4: Simplify right side
    192,757.35x = 32,966,278,092.28
  5. Step 5: Solve for x
    x = 32,966,278,092.28/192,757.35
  6. Step 6: Final answer
    x = 171,024.75

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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.