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Finding the Fourth Proportional to 267,940.92, 369,744.69 and 159,049.85

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Solution

The fourth proportional to 267,940.92, 369,744.69 and 159,049.85 is: 219,480.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,940.92 : 369,744.69 = 159,049.85 : x
  2. Step 2: Convert to fraction form
    267,940.92/369,744.69 = 159,049.85/x
  3. Step 3: Cross multiply
    267,940.92x = 369,744.69 × 159,049.85
  4. Step 4: Simplify right side
    267,940.92x = 58,807,837,482.80
  5. Step 5: Solve for x
    x = 58,807,837,482.80/267,940.92
  6. Step 6: Final answer
    x = 219,480.61

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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.