Home / 95,025.58-131,149.20-54,731.50

Finding the Fourth Proportional to 95,025.58, 131,149.20 and 54,731.50

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Solution

The fourth proportional to 95,025.58, 131,149.20 and 54,731.50 is: 75,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,025.58 : 131,149.20 = 54,731.50 : x
  2. Step 2: Convert to fraction form
    95,025.58/131,149.20 = 54,731.50/x
  3. Step 3: Cross multiply
    95,025.58x = 131,149.20 × 54,731.50
  4. Step 4: Simplify right side
    95,025.58x = 7,177,992,439.80
  5. Step 5: Solve for x
    x = 7,177,992,439.80/95,025.58
  6. Step 6: Final answer
    x = 75,537.48

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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.