Home / 361,116.43-541,764.75-108,401.59

Finding the Fourth Proportional to 361,116.43, 541,764.75 and 108,401.59

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Solution

The fourth proportional to 361,116.43, 541,764.75 and 108,401.59 is: 162,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,116.43 : 541,764.75 = 108,401.59 : x
  2. Step 2: Convert to fraction form
    361,116.43/541,764.75 = 108,401.59/x
  3. Step 3: Cross multiply
    361,116.43x = 541,764.75 × 108,401.59
  4. Step 4: Simplify right side
    361,116.43x = 58,728,161,389.66
  5. Step 5: Solve for x
    x = 58,728,161,389.66/361,116.43
  6. Step 6: Final answer
    x = 162,629.44

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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.