Home / 263,192.32-394,938.96-111,377.44

Finding the Fourth Proportional to 263,192.32, 394,938.96 and 111,377.44

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Solution

The fourth proportional to 263,192.32, 394,938.96 and 111,377.44 is: 167,129.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,192.32 : 394,938.96 = 111,377.44 : x
  2. Step 2: Convert to fraction form
    263,192.32/394,938.96 = 111,377.44/x
  3. Step 3: Cross multiply
    263,192.32x = 394,938.96 × 111,377.44
  4. Step 4: Simplify right side
    263,192.32x = 43,987,290,321.06
  5. Step 5: Solve for x
    x = 43,987,290,321.06/263,192.32
  6. Step 6: Final answer
    x = 167,129.84

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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.