Home / 204,272.32-281,879.34-113,621.08

Finding the Fourth Proportional to 204,272.32, 281,879.34 and 113,621.08

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Solution

The fourth proportional to 204,272.32, 281,879.34 and 113,621.08 is: 156,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,272.32 : 281,879.34 = 113,621.08 : x
  2. Step 2: Convert to fraction form
    204,272.32/281,879.34 = 113,621.08/x
  3. Step 3: Cross multiply
    204,272.32x = 281,879.34 × 113,621.08
  4. Step 4: Simplify right side
    204,272.32x = 32,027,435,040.49
  5. Step 5: Solve for x
    x = 32,027,435,040.49/204,272.32
  6. Step 6: Final answer
    x = 156,787.93

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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.