Home / 129,372.56-193,993.20-59,191.73

Finding the Fourth Proportional to 129,372.56, 193,993.20 and 59,191.73

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Solution

The fourth proportional to 129,372.56, 193,993.20 and 59,191.73 is: 88,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,372.56 : 193,993.20 = 59,191.73 : x
  2. Step 2: Convert to fraction form
    129,372.56/193,993.20 = 59,191.73/x
  3. Step 3: Cross multiply
    129,372.56x = 193,993.20 × 59,191.73
  4. Step 4: Simplify right side
    129,372.56x = 11,482,793,116.24
  5. Step 5: Solve for x
    x = 11,482,793,116.24/129,372.56
  6. Step 6: Final answer
    x = 88,757.56

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1.5x scale

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.