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Finding the Fourth Proportional to 223,790.54, 335,616.15 and 73,997.24

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Solution

The fourth proportional to 223,790.54, 335,616.15 and 73,997.24 is: 110,972.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,790.54 : 335,616.15 = 73,997.24 : x
  2. Step 2: Convert to fraction form
    223,790.54/335,616.15 = 73,997.24/x
  3. Step 3: Cross multiply
    223,790.54x = 335,616.15 × 73,997.24
  4. Step 4: Simplify right side
    223,790.54x = 24,834,668,799.43
  5. Step 5: Solve for x
    x = 24,834,668,799.43/223,790.54
  6. Step 6: Final answer
    x = 110,972.83

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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.