Home / 129,545.72-194,318.57-50,604.58

Finding the Fourth Proportional to 129,545.72, 194,318.57 and 50,604.58

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Solution

The fourth proportional to 129,545.72, 194,318.57 and 50,604.58 is: 75,906.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,545.72 : 194,318.57 = 50,604.58 : x
  2. Step 2: Convert to fraction form
    129,545.72/194,318.57 = 50,604.58/x
  3. Step 3: Cross multiply
    129,545.72x = 194,318.57 × 50,604.58
  4. Step 4: Simplify right side
    129,545.72x = 9,833,408,396.43
  5. Step 5: Solve for x
    x = 9,833,408,396.43/129,545.72
  6. Step 6: Final answer
    x = 75,906.86

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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.