Home / 68,672.19-103,007.33-41,660.97

Finding the Fourth Proportional to 68,672.19, 103,007.33 and 41,660.97

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Solution

The fourth proportional to 68,672.19, 103,007.33 and 41,660.97 is: 62,490.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,672.19 : 103,007.33 = 41,660.97 : x
  2. Step 2: Convert to fraction form
    68,672.19/103,007.33 = 41,660.97/x
  3. Step 3: Cross multiply
    68,672.19x = 103,007.33 × 41,660.97
  4. Step 4: Simplify right side
    68,672.19x = 4,291,385,406.54
  5. Step 5: Solve for x
    x = 4,291,385,406.54/68,672.19
  6. Step 6: Final answer
    x = 62,490.87

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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.