Home / 41,788.38-62,686.56-12,206.46

Finding the Fourth Proportional to 41,788.38, 62,686.56 and 12,206.46

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Solution

The fourth proportional to 41,788.38, 62,686.56 and 12,206.46 is: 18,310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,788.38 : 62,686.56 = 12,206.46 : x
  2. Step 2: Convert to fraction form
    41,788.38/62,686.56 = 12,206.46/x
  3. Step 3: Cross multiply
    41,788.38x = 62,686.56 × 12,206.46
  4. Step 4: Simplify right side
    41,788.38x = 765,180,987.18
  5. Step 5: Solve for x
    x = 765,180,987.18/41,788.38
  6. Step 6: Final answer
    x = 18,310.86

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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.