Home / 263,103.90-394,755.27-157,996.14

Finding the Fourth Proportional to 263,103.90, 394,755.27 and 157,996.14

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Solution

The fourth proportional to 263,103.90, 394,755.27 and 157,996.14 is: 237,053.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,103.90 : 394,755.27 = 157,996.14 : x
  2. Step 2: Convert to fraction form
    263,103.90/394,755.27 = 157,996.14/x
  3. Step 3: Cross multiply
    263,103.90x = 394,755.27 × 157,996.14
  4. Step 4: Simplify right side
    263,103.90x = 62,369,808,904.66
  5. Step 5: Solve for x
    x = 62,369,808,904.66/263,103.90
  6. Step 6: Final answer
    x = 237,053.91

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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.