Home / 68,050.25-102,086.31-23,689.61

Finding the Fourth Proportional to 68,050.25, 102,086.31 and 23,689.61

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Solution

The fourth proportional to 68,050.25, 102,086.31 and 23,689.61 is: 35,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,050.25 : 102,086.31 = 23,689.61 : x
  2. Step 2: Convert to fraction form
    68,050.25/102,086.31 = 23,689.61/x
  3. Step 3: Cross multiply
    68,050.25x = 102,086.31 × 23,689.61
  4. Step 4: Simplify right side
    68,050.25x = 2,418,384,870.24
  5. Step 5: Solve for x
    x = 2,418,384,870.24/68,050.25
  6. Step 6: Final answer
    x = 35,538.22

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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.