Home / 204,167.80-281,751.12-113,520.88

Finding the Fourth Proportional to 204,167.80, 281,751.12 and 113,520.88

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Solution

The fourth proportional to 204,167.80, 281,751.12 and 113,520.88 is: 156,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,167.80 : 281,751.12 = 113,520.88 : x
  2. Step 2: Convert to fraction form
    204,167.80/281,751.12 = 113,520.88/x
  3. Step 3: Cross multiply
    204,167.80x = 281,751.12 × 113,520.88
  4. Step 4: Simplify right side
    204,167.80x = 31,984,635,083.39
  5. Step 5: Solve for x
    x = 31,984,635,083.39/204,167.80
  6. Step 6: Final answer
    x = 156,658.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.