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Finding the Fourth Proportional to 267,281.27, 368,848.13 and 159,851.30

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Solution

The fourth proportional to 267,281.27, 368,848.13 and 159,851.30 is: 220,594.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,281.27 : 368,848.13 = 159,851.30 : x
  2. Step 2: Convert to fraction form
    267,281.27/368,848.13 = 159,851.30/x
  3. Step 3: Cross multiply
    267,281.27x = 368,848.13 × 159,851.30
  4. Step 4: Simplify right side
    267,281.27x = 58,960,852,376.12
  5. Step 5: Solve for x
    x = 58,960,852,376.12/267,281.27
  6. Step 6: Final answer
    x = 220,594.78

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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.