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Finding the Fourth Proportional to 178,197.92, 267,270 and 59,864.48

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Solution

The fourth proportional to 178,197.92, 267,270 and 59,864.48 is: 89,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,197.92 : 267,270 = 59,864.48 : x
  2. Step 2: Convert to fraction form
    178,197.92/267,270 = 59,864.48/x
  3. Step 3: Cross multiply
    178,197.92x = 267,270 × 59,864.48
  4. Step 4: Simplify right side
    178,197.92x = 15,999,979,569.60
  5. Step 5: Solve for x
    x = 15,999,979,569.60/178,197.92
  6. Step 6: Final answer
    x = 89,787.69

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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.