Home / 95,015.97-131,120.37-54,729.54

Finding the Fourth Proportional to 95,015.97, 131,120.37 and 54,729.54

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Solution

The fourth proportional to 95,015.97, 131,120.37 and 54,729.54 is: 75,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,015.97 : 131,120.37 = 54,729.54 : x
  2. Step 2: Convert to fraction form
    95,015.97/131,120.37 = 54,729.54/x
  3. Step 3: Cross multiply
    95,015.97x = 131,120.37 × 54,729.54
  4. Step 4: Simplify right side
    95,015.97x = 7,176,157,534.73
  5. Step 5: Solve for x
    x = 7,176,157,534.73/95,015.97
  6. Step 6: Final answer
    x = 75,525.80

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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.