Home / 203,847.80-281,304.60-113,200.88

Finding the Fourth Proportional to 203,847.80, 281,304.60 and 113,200.88

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Solution

The fourth proportional to 203,847.80, 281,304.60 and 113,200.88 is: 156,214.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,847.80 : 281,304.60 = 113,200.88 : x
  2. Step 2: Convert to fraction form
    203,847.80/281,304.60 = 113,200.88/x
  3. Step 3: Cross multiply
    203,847.80x = 281,304.60 × 113,200.88
  4. Step 4: Simplify right side
    203,847.80x = 31,843,928,268.05
  5. Step 5: Solve for x
    x = 31,843,928,268.05/203,847.80
  6. Step 6: Final answer
    x = 156,214.24

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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.