Home / 263,039.20-394,598.16-96,814.56

Finding the Fourth Proportional to 263,039.20, 394,598.16 and 96,814.56

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Solution

The fourth proportional to 263,039.20, 394,598.16 and 96,814.56 is: 145,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,039.20 : 394,598.16 = 96,814.56 : x
  2. Step 2: Convert to fraction form
    263,039.20/394,598.16 = 96,814.56/x
  3. Step 3: Cross multiply
    263,039.20x = 394,598.16 × 96,814.56
  4. Step 4: Simplify right side
    263,039.20x = 38,202,847,237.21
  5. Step 5: Solve for x
    x = 38,202,847,237.21/263,039.20
  6. Step 6: Final answer
    x = 145,236.33

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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.