Home / 95,400.20-131,648.64-52,380.92

Finding the Fourth Proportional to 95,400.20, 131,648.64 and 52,380.92

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Solution

The fourth proportional to 95,400.20, 131,648.64 and 52,380.92 is: 72,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,400.20 : 131,648.64 = 52,380.92 : x
  2. Step 2: Convert to fraction form
    95,400.20/131,648.64 = 52,380.92/x
  3. Step 3: Cross multiply
    95,400.20x = 131,648.64 × 52,380.92
  4. Step 4: Simplify right side
    95,400.20x = 6,895,876,879.95
  5. Step 5: Solve for x
    x = 6,895,876,879.95/95,400.20
  6. Step 6: Final answer
    x = 72,283.67

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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.