Home / 204,163.08-281,757.78-113,539.29

Finding the Fourth Proportional to 204,163.08, 281,757.78 and 113,539.29

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Solution

The fourth proportional to 204,163.08, 281,757.78 and 113,539.29 is: 156,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,163.08 : 281,757.78 = 113,539.29 : x
  2. Step 2: Convert to fraction form
    204,163.08/281,757.78 = 113,539.29/x
  3. Step 3: Cross multiply
    204,163.08x = 281,757.78 × 113,539.29
  4. Step 4: Simplify right side
    204,163.08x = 31,990,578,293.18
  5. Step 5: Solve for x
    x = 31,990,578,293.18/204,163.08
  6. Step 6: Final answer
    x = 156,691.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.