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Finding the Fourth Proportional to 267,930.46, 369,723.72 and 147,052.54

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Solution

The fourth proportional to 267,930.46, 369,723.72 and 147,052.54 is: 202,921.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,930.46 : 369,723.72 = 147,052.54 : x
  2. Step 2: Convert to fraction form
    267,930.46/369,723.72 = 147,052.54/x
  3. Step 3: Cross multiply
    267,930.46x = 369,723.72 × 147,052.54
  4. Step 4: Simplify right side
    267,930.46x = 54,368,812,124.25
  5. Step 5: Solve for x
    x = 54,368,812,124.25/267,930.46
  6. Step 6: Final answer
    x = 202,921.36

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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.