Home / 95,289.89-131,497.83-54,455.90

Finding the Fourth Proportional to 95,289.89, 131,497.83 and 54,455.90

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Solution

The fourth proportional to 95,289.89, 131,497.83 and 54,455.90 is: 75,147.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,289.89 : 131,497.83 = 54,455.90 : x
  2. Step 2: Convert to fraction form
    95,289.89/131,497.83 = 54,455.90/x
  3. Step 3: Cross multiply
    95,289.89x = 131,497.83 × 54,455.90
  4. Step 4: Simplify right side
    95,289.89x = 7,160,832,023.21
  5. Step 5: Solve for x
    x = 7,160,832,023.21/95,289.89
  6. Step 6: Final answer
    x = 75,147.87

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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.