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Finding the Fourth Proportional to 223,753.70, 335,630.15 and 66,092.87

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Solution

The fourth proportional to 223,753.70, 335,630.15 and 66,092.87 is: 99,139.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,753.70 : 335,630.15 = 66,092.87 : x
  2. Step 2: Convert to fraction form
    223,753.70/335,630.15 = 66,092.87/x
  3. Step 3: Cross multiply
    223,753.70x = 335,630.15 × 66,092.87
  4. Step 4: Simplify right side
    223,753.70x = 22,182,759,872.03
  5. Step 5: Solve for x
    x = 22,182,759,872.03/223,753.70
  6. Step 6: Final answer
    x = 99,139.19

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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.