Home / 178,834.80-267,863.40-108,591.60

Finding the Fourth Proportional to 178,834.80, 267,863.40 and 108,591.60

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Solution

The fourth proportional to 178,834.80, 267,863.40 and 108,591.60 is: 162,651.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,834.80 : 267,863.40 = 108,591.60 : x
  2. Step 2: Convert to fraction form
    178,834.80/267,863.40 = 108,591.60/x
  3. Step 3: Cross multiply
    178,834.80x = 267,863.40 × 108,591.60
  4. Step 4: Simplify right side
    178,834.80x = 29,087,715,187.44
  5. Step 5: Solve for x
    x = 29,087,715,187.44/178,834.80
  6. Step 6: Final answer
    x = 162,651.31

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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.