Home / 108,198.43-149,288.24-62,849.48

Finding the Fourth Proportional to 108,198.43, 149,288.24 and 62,849.48

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Solution

The fourth proportional to 108,198.43, 149,288.24 and 62,849.48 is: 86,717.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,198.43 : 149,288.24 = 62,849.48 : x
  2. Step 2: Convert to fraction form
    108,198.43/149,288.24 = 62,849.48/x
  3. Step 3: Cross multiply
    108,198.43x = 149,288.24 × 62,849.48
  4. Step 4: Simplify right side
    108,198.43x = 9,382,687,664.80
  5. Step 5: Solve for x
    x = 9,382,687,664.80/108,198.43
  6. Step 6: Final answer
    x = 86,717.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.