Home / 178,472.38-267,622.45-103,611.37

Finding the Fourth Proportional to 178,472.38, 267,622.45 and 103,611.37

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Solution

The fourth proportional to 178,472.38, 267,622.45 and 103,611.37 is: 155,367.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,472.38 : 267,622.45 = 103,611.37 : x
  2. Step 2: Convert to fraction form
    178,472.38/267,622.45 = 103,611.37/x
  3. Step 3: Cross multiply
    178,472.38x = 267,622.45 × 103,611.37
  4. Step 4: Simplify right side
    178,472.38x = 27,728,727,759.17
  5. Step 5: Solve for x
    x = 27,728,727,759.17/178,472.38
  6. Step 6: Final answer
    x = 155,367.06

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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.