Home / 129,404.68-193,826.40-62,704.96

Finding the Fourth Proportional to 129,404.68, 193,826.40 and 62,704.96

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Solution

The fourth proportional to 129,404.68, 193,826.40 and 62,704.96 is: 93,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,404.68 : 193,826.40 = 62,704.96 : x
  2. Step 2: Convert to fraction form
    129,404.68/193,826.40 = 62,704.96/x
  3. Step 3: Cross multiply
    129,404.68x = 193,826.40 × 62,704.96
  4. Step 4: Simplify right side
    129,404.68x = 12,153,876,658.94
  5. Step 5: Solve for x
    x = 12,153,876,658.94/129,404.68
  6. Step 6: Final answer
    x = 93,921.46

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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.