Home / 95,173.57-131,330.77-54,879.54

Finding the Fourth Proportional to 95,173.57, 131,330.77 and 54,879.54

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Solution

The fourth proportional to 95,173.57, 131,330.77 and 54,879.54 is: 75,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,173.57 : 131,330.77 = 54,879.54 : x
  2. Step 2: Convert to fraction form
    95,173.57/131,330.77 = 54,879.54/x
  3. Step 3: Cross multiply
    95,173.57x = 131,330.77 × 54,879.54
  4. Step 4: Simplify right side
    95,173.57x = 7,207,372,354.49
  5. Step 5: Solve for x
    x = 7,207,372,354.49/95,173.57
  6. Step 6: Final answer
    x = 75,728.72

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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.