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Finding the Fourth Proportional to 168,104.30, 231,984.02 and 95,507.32

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Solution

The fourth proportional to 168,104.30, 231,984.02 and 95,507.32 is: 131,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,104.30 : 231,984.02 = 95,507.32 : x
  2. Step 2: Convert to fraction form
    168,104.30/231,984.02 = 95,507.32/x
  3. Step 3: Cross multiply
    168,104.30x = 231,984.02 × 95,507.32
  4. Step 4: Simplify right side
    168,104.30x = 22,156,170,540.56
  5. Step 5: Solve for x
    x = 22,156,170,540.56/168,104.30
  6. Step 6: Final answer
    x = 131,800.15

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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.