Home / 203,844.30-281,299.77-113,197.38

Finding the Fourth Proportional to 203,844.30, 281,299.77 and 113,197.38

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Solution

The fourth proportional to 203,844.30, 281,299.77 and 113,197.38 is: 156,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,844.30 : 281,299.77 = 113,197.38 : x
  2. Step 2: Convert to fraction form
    203,844.30/281,299.77 = 113,197.38/x
  3. Step 3: Cross multiply
    203,844.30x = 281,299.77 × 113,197.38
  4. Step 4: Simplify right side
    203,844.30x = 31,842,396,958.60
  5. Step 5: Solve for x
    x = 31,842,396,958.60/203,844.30
  6. Step 6: Final answer
    x = 156,209.41

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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.