Home / 203,833.32-281,280.53-113,195.04

Finding the Fourth Proportional to 203,833.32, 281,280.53 and 113,195.04

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Solution

The fourth proportional to 203,833.32, 281,280.53 and 113,195.04 is: 156,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,833.32 : 281,280.53 = 113,195.04 : x
  2. Step 2: Convert to fraction form
    203,833.32/281,280.53 = 113,195.04/x
  3. Step 3: Cross multiply
    203,833.32x = 281,280.53 × 113,195.04
  4. Step 4: Simplify right side
    203,833.32x = 31,839,560,278.60
  5. Step 5: Solve for x
    x = 31,839,560,278.60/203,833.32
  6. Step 6: Final answer
    x = 156,203.90

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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.