Home / 203,966.53-281,469.56-113,317.18

Finding the Fourth Proportional to 203,966.53, 281,469.56 and 113,317.18

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Solution

The fourth proportional to 203,966.53, 281,469.56 and 113,317.18 is: 156,375.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,966.53 : 281,469.56 = 113,317.18 : x
  2. Step 2: Convert to fraction form
    203,966.53/281,469.56 = 113,317.18/x
  3. Step 3: Cross multiply
    203,966.53x = 281,469.56 × 113,317.18
  4. Step 4: Simplify right side
    203,966.53x = 31,895,336,228.45
  5. Step 5: Solve for x
    x = 31,895,336,228.45/203,966.53
  6. Step 6: Final answer
    x = 156,375.34

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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.