Home / 263,016.20-394,524.30-96,782.60

Finding the Fourth Proportional to 263,016.20, 394,524.30 and 96,782.60

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Solution

The fourth proportional to 263,016.20, 394,524.30 and 96,782.60 is: 145,173.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,016.20 : 394,524.30 = 96,782.60 : x
  2. Step 2: Convert to fraction form
    263,016.20/394,524.30 = 96,782.60/x
  3. Step 3: Cross multiply
    263,016.20x = 394,524.30 × 96,782.60
  4. Step 4: Simplify right side
    263,016.20x = 38,183,087,517.18
  5. Step 5: Solve for x
    x = 38,183,087,517.18/263,016.20
  6. Step 6: Final answer
    x = 145,173.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.