Home / 68,786.11-103,186.24-23,807.38

Finding the Fourth Proportional to 68,786.11, 103,186.24 and 23,807.38

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Solution

The fourth proportional to 68,786.11, 103,186.24 and 23,807.38 is: 35,713.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,786.11 : 103,186.24 = 23,807.38 : x
  2. Step 2: Convert to fraction form
    68,786.11/103,186.24 = 23,807.38/x
  3. Step 3: Cross multiply
    68,786.11x = 103,186.24 × 23,807.38
  4. Step 4: Simplify right side
    68,786.11x = 2,456,593,902.44
  5. Step 5: Solve for x
    x = 2,456,593,902.44/68,786.11
  6. Step 6: Final answer
    x = 35,713.52

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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.