Home / 68,091.17-102,186.56-34,839.05

Finding the Fourth Proportional to 68,091.17, 102,186.56 and 34,839.05

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Solution

The fourth proportional to 68,091.17, 102,186.56 and 34,839.05 is: 52,284.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,091.17 : 102,186.56 = 34,839.05 : x
  2. Step 2: Convert to fraction form
    68,091.17/102,186.56 = 34,839.05/x
  3. Step 3: Cross multiply
    68,091.17x = 102,186.56 × 34,839.05
  4. Step 4: Simplify right side
    68,091.17x = 3,560,082,249.33
  5. Step 5: Solve for x
    x = 3,560,082,249.33/68,091.17
  6. Step 6: Final answer
    x = 52,284.06

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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.