Home / 204,163.32-281,743.86-113,518.56

Finding the Fourth Proportional to 204,163.32, 281,743.86 and 113,518.56

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Solution

The fourth proportional to 204,163.32, 281,743.86 and 113,518.56 is: 156,654.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,163.32 : 281,743.86 = 113,518.56 : x
  2. Step 2: Convert to fraction form
    204,163.32/281,743.86 = 113,518.56/x
  3. Step 3: Cross multiply
    204,163.32x = 281,743.86 × 113,518.56
  4. Step 4: Simplify right side
    204,163.32x = 31,983,157,276.04
  5. Step 5: Solve for x
    x = 31,983,157,276.04/204,163.32
  6. Step 6: Final answer
    x = 156,654.77

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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.