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Finding the Fourth Proportional to 111,204.92, 166,737.30 and 94,343.82

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Solution

The fourth proportional to 111,204.92, 166,737.30 and 94,343.82 is: 141,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,204.92 : 166,737.30 = 94,343.82 : x
  2. Step 2: Convert to fraction form
    111,204.92/166,737.30 = 94,343.82/x
  3. Step 3: Cross multiply
    111,204.92x = 166,737.30 × 94,343.82
  4. Step 4: Simplify right side
    111,204.92x = 15,730,632,839.43
  5. Step 5: Solve for x
    x = 15,730,632,839.43/111,204.92
  6. Step 6: Final answer
    x = 141,456.26

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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.