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Finding the Fourth Proportional to 48,294.30, 72,363.69 and 29,787.42

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Solution

The fourth proportional to 48,294.30, 72,363.69 and 29,787.42 is: 44,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,294.30 : 72,363.69 = 29,787.42 : x
  2. Step 2: Convert to fraction form
    48,294.30/72,363.69 = 29,787.42/x
  3. Step 3: Cross multiply
    48,294.30x = 72,363.69 × 29,787.42
  4. Step 4: Simplify right side
    48,294.30x = 2,155,527,626.78
  5. Step 5: Solve for x
    x = 2,155,527,626.78/48,294.30
  6. Step 6: Final answer
    x = 44,633.17

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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.