Home / 204,164.58-281,759.86-113,540.80

Finding the Fourth Proportional to 204,164.58, 281,759.86 and 113,540.80

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Solution

The fourth proportional to 204,164.58, 281,759.86 and 113,540.80 is: 156,693.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,164.58 : 281,759.86 = 113,540.80 : x
  2. Step 2: Convert to fraction form
    204,164.58/281,759.86 = 113,540.80/x
  3. Step 3: Cross multiply
    204,164.58x = 281,759.86 × 113,540.80
  4. Step 4: Simplify right side
    204,164.58x = 31,991,239,912.29
  5. Step 5: Solve for x
    x = 31,991,239,912.29/204,164.58
  6. Step 6: Final answer
    x = 156,693.39

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1.5x scale

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.