Home / 132,920.73-199,347.08-39,404.61

Finding the Fourth Proportional to 132,920.73, 199,347.08 and 39,404.61

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Solution

The fourth proportional to 132,920.73, 199,347.08 and 39,404.61 is: 59,096.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,920.73 : 199,347.08 = 39,404.61 : x
  2. Step 2: Convert to fraction form
    132,920.73/199,347.08 = 39,404.61/x
  3. Step 3: Cross multiply
    132,920.73x = 199,347.08 × 39,404.61
  4. Step 4: Simplify right side
    132,920.73x = 7,855,193,745.02
  5. Step 5: Solve for x
    x = 7,855,193,745.02/132,920.73
  6. Step 6: Final answer
    x = 59,096.83

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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.