Home / 68,186.64-102,286.56-23,239.68

Finding the Fourth Proportional to 68,186.64, 102,286.56 and 23,239.68

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Solution

The fourth proportional to 68,186.64, 102,286.56 and 23,239.68 is: 34,861.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,186.64 : 102,286.56 = 23,239.68 : x
  2. Step 2: Convert to fraction form
    68,186.64/102,286.56 = 23,239.68/x
  3. Step 3: Cross multiply
    68,186.64x = 102,286.56 × 23,239.68
  4. Step 4: Simplify right side
    68,186.64x = 2,377,107,391.28
  5. Step 5: Solve for x
    x = 2,377,107,391.28/68,186.64
  6. Step 6: Final answer
    x = 34,861.78

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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.