Home / 263,108.20-394,662.30-73,568.20

Finding the Fourth Proportional to 263,108.20, 394,662.30 and 73,568.20

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Solution

The fourth proportional to 263,108.20, 394,662.30 and 73,568.20 is: 110,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,108.20 : 394,662.30 = 73,568.20 : x
  2. Step 2: Convert to fraction form
    263,108.20/394,662.30 = 73,568.20/x
  3. Step 3: Cross multiply
    263,108.20x = 394,662.30 × 73,568.20
  4. Step 4: Simplify right side
    263,108.20x = 29,034,595,018.86
  5. Step 5: Solve for x
    x = 29,034,595,018.86/263,108.20
  6. Step 6: Final answer
    x = 110,352.30

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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.