Home / 203,713.39-281,120.25-113,064.04

Finding the Fourth Proportional to 203,713.39, 281,120.25 and 113,064.04

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Solution

The fourth proportional to 203,713.39, 281,120.25 and 113,064.04 is: 156,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,713.39 : 281,120.25 = 113,064.04 : x
  2. Step 2: Convert to fraction form
    203,713.39/281,120.25 = 113,064.04/x
  3. Step 3: Cross multiply
    203,713.39x = 281,120.25 × 113,064.04
  4. Step 4: Simplify right side
    203,713.39x = 31,784,591,190.81
  5. Step 5: Solve for x
    x = 31,784,591,190.81/203,713.39
  6. Step 6: Final answer
    x = 156,026.03

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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.