Home / 203,853.46-281,310.07-113,215.26

Finding the Fourth Proportional to 203,853.46, 281,310.07 and 113,215.26

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Solution

The fourth proportional to 203,853.46, 281,310.07 and 113,215.26 is: 156,232.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,853.46 : 281,310.07 = 113,215.26 : x
  2. Step 2: Convert to fraction form
    203,853.46/281,310.07 = 113,215.26/x
  3. Step 3: Cross multiply
    203,853.46x = 281,310.07 × 113,215.26
  4. Step 4: Simplify right side
    203,853.46x = 31,848,593,596.92
  5. Step 5: Solve for x
    x = 31,848,593,596.92/203,853.46
  6. Step 6: Final answer
    x = 156,232.78

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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.