Home / 68,950.12-103,265.82-41,186.92

Finding the Fourth Proportional to 68,950.12, 103,265.82 and 41,186.92

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Solution

The fourth proportional to 68,950.12, 103,265.82 and 41,186.92 is: 61,685.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,950.12 : 103,265.82 = 41,186.92 : x
  2. Step 2: Convert to fraction form
    68,950.12/103,265.82 = 41,186.92/x
  3. Step 3: Cross multiply
    68,950.12x = 103,265.82 × 41,186.92
  4. Step 4: Simplify right side
    68,950.12x = 4,253,201,067.07
  5. Step 5: Solve for x
    x = 4,253,201,067.07/68,950.12
  6. Step 6: Final answer
    x = 61,685.19

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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.