Home / 95,150.45-131,321.60-54,856.34

Finding the Fourth Proportional to 95,150.45, 131,321.60 and 54,856.34

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Solution

The fourth proportional to 95,150.45, 131,321.60 and 54,856.34 is: 75,709.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,150.45 : 131,321.60 = 54,856.34 : x
  2. Step 2: Convert to fraction form
    95,150.45/131,321.60 = 54,856.34/x
  3. Step 3: Cross multiply
    95,150.45x = 131,321.60 × 54,856.34
  4. Step 4: Simplify right side
    95,150.45x = 7,203,822,414.79
  5. Step 5: Solve for x
    x = 7,203,822,414.79/95,150.45
  6. Step 6: Final answer
    x = 75,709.81

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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.