Home / 68,882.18-103,334.07-29,439.50

Finding the Fourth Proportional to 68,882.18, 103,334.07 and 29,439.50

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Solution

The fourth proportional to 68,882.18, 103,334.07 and 29,439.50 is: 44,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,882.18 : 103,334.07 = 29,439.50 : x
  2. Step 2: Convert to fraction form
    68,882.18/103,334.07 = 29,439.50/x
  3. Step 3: Cross multiply
    68,882.18x = 103,334.07 × 29,439.50
  4. Step 4: Simplify right side
    68,882.18x = 3,042,103,353.77
  5. Step 5: Solve for x
    x = 3,042,103,353.77/68,882.18
  6. Step 6: Final answer
    x = 44,163.87

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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.