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Finding the Fourth Proportional to 95,344.96, 131,575.20 and 55,067.20

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Solution

The fourth proportional to 95,344.96, 131,575.20 and 55,067.20 is: 75,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,344.96 : 131,575.20 = 55,067.20 : x
  2. Step 2: Convert to fraction form
    95,344.96/131,575.20 = 55,067.20/x
  3. Step 3: Cross multiply
    95,344.96x = 131,575.20 × 55,067.20
  4. Step 4: Simplify right side
    95,344.96x = 7,245,477,853.44
  5. Step 5: Solve for x
    x = 7,245,477,853.44/95,344.96
  6. Step 6: Final answer
    x = 75,992.25

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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.