Home / 204,165.77-281,753.64-113,525.55

Finding the Fourth Proportional to 204,165.77, 281,753.64 and 113,525.55

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Solution

The fourth proportional to 204,165.77, 281,753.64 and 113,525.55 is: 156,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,165.77 : 281,753.64 = 113,525.55 : x
  2. Step 2: Convert to fraction form
    204,165.77/281,753.64 = 113,525.55/x
  3. Step 3: Cross multiply
    204,165.77x = 281,753.64 × 113,525.55
  4. Step 4: Simplify right side
    204,165.77x = 31,986,236,945.50
  5. Step 5: Solve for x
    x = 31,986,236,945.50/204,165.77
  6. Step 6: Final answer
    x = 156,667.97

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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.