Home / 95,450.86-131,725.20-57,197.80

Finding the Fourth Proportional to 95,450.86, 131,725.20 and 57,197.80

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Solution

The fourth proportional to 95,450.86, 131,725.20 and 57,197.80 is: 78,934.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,450.86 : 131,725.20 = 57,197.80 : x
  2. Step 2: Convert to fraction form
    95,450.86/131,725.20 = 57,197.80/x
  3. Step 3: Cross multiply
    95,450.86x = 131,725.20 × 57,197.80
  4. Step 4: Simplify right side
    95,450.86x = 7,534,391,644.56
  5. Step 5: Solve for x
    x = 7,534,391,644.56/95,450.86
  6. Step 6: Final answer
    x = 78,934.77

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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.