Home / 68,837.92-103,247.12-22,084.72

Finding the Fourth Proportional to 68,837.92, 103,247.12 and 22,084.72

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Solution

The fourth proportional to 68,837.92, 103,247.12 and 22,084.72 is: 33,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,837.92 : 103,247.12 = 22,084.72 : x
  2. Step 2: Convert to fraction form
    68,837.92/103,247.12 = 22,084.72/x
  3. Step 3: Cross multiply
    68,837.92x = 103,247.12 × 22,084.72
  4. Step 4: Simplify right side
    68,837.92x = 2,280,183,736.01
  5. Step 5: Solve for x
    x = 2,280,183,736.01/68,837.92
  6. Step 6: Final answer
    x = 33,123.95

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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.