Home / 263,102.90-394,753.77-157,995.14

Finding the Fourth Proportional to 263,102.90, 394,753.77 and 157,995.14

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Solution

The fourth proportional to 263,102.90, 394,753.77 and 157,995.14 is: 237,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,102.90 : 394,753.77 = 157,995.14 : x
  2. Step 2: Convert to fraction form
    263,102.90/394,753.77 = 157,995.14/x
  3. Step 3: Cross multiply
    263,102.90x = 394,753.77 × 157,995.14
  4. Step 4: Simplify right side
    263,102.90x = 62,369,178,736.04
  5. Step 5: Solve for x
    x = 62,369,178,736.04/263,102.90
  6. Step 6: Final answer
    x = 237,052.42

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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.