Home / 95,540.40-143,310.60-48,301.20

Finding the Fourth Proportional to 95,540.40, 143,310.60 and 48,301.20

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Solution

The fourth proportional to 95,540.40, 143,310.60 and 48,301.20 is: 72,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,540.40 : 143,310.60 = 48,301.20 : x
  2. Step 2: Convert to fraction form
    95,540.40/143,310.60 = 48,301.20/x
  3. Step 3: Cross multiply
    95,540.40x = 143,310.60 × 48,301.20
  4. Step 4: Simplify right side
    95,540.40x = 6,922,073,952.72
  5. Step 5: Solve for x
    x = 6,922,073,952.72/95,540.40
  6. Step 6: Final answer
    x = 72,451.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.