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Finding the Fourth Proportional to 178,250.80, 267,196.17 and 111,737.55

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Solution

The fourth proportional to 178,250.80, 267,196.17 and 111,737.55 is: 167,493.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,250.80 : 267,196.17 = 111,737.55 : x
  2. Step 2: Convert to fraction form
    178,250.80/267,196.17 = 111,737.55/x
  3. Step 3: Cross multiply
    178,250.80x = 267,196.17 × 111,737.55
  4. Step 4: Simplify right side
    178,250.80x = 29,855,844,822.21
  5. Step 5: Solve for x
    x = 29,855,844,822.21/178,250.80
  6. Step 6: Final answer
    x = 167,493.47

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1.5x scale

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.