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Finding the Fourth Proportional to 178,250.42, 267,195.61 and 111,737.17

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Solution

The fourth proportional to 178,250.42, 267,195.61 and 111,737.17 is: 167,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,250.42 : 267,195.61 = 111,737.17 : x
  2. Step 2: Convert to fraction form
    178,250.42/267,195.61 = 111,737.17/x
  3. Step 3: Cross multiply
    178,250.42x = 267,195.61 × 111,737.17
  4. Step 4: Simplify right side
    178,250.42x = 29,855,681,771.49
  5. Step 5: Solve for x
    x = 29,855,681,771.49/178,250.42
  6. Step 6: Final answer
    x = 167,492.91

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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.