Home / 204,258.40-281,872.50-113,612.41

Finding the Fourth Proportional to 204,258.40, 281,872.50 and 113,612.41

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Solution

The fourth proportional to 204,258.40, 281,872.50 and 113,612.41 is: 156,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,258.40 : 281,872.50 = 113,612.41 : x
  2. Step 2: Convert to fraction form
    204,258.40/281,872.50 = 113,612.41/x
  3. Step 3: Cross multiply
    204,258.40x = 281,872.50 × 113,612.41
  4. Step 4: Simplify right side
    204,258.40x = 32,024,214,037.73
  5. Step 5: Solve for x
    x = 32,024,214,037.73/204,258.40
  6. Step 6: Final answer
    x = 156,782.85

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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.