Home / 198,924.66-274,519.53-108,283.23

Finding the Fourth Proportional to 198,924.66, 274,519.53 and 108,283.23

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Solution

The fourth proportional to 198,924.66, 274,519.53 and 108,283.23 is: 149,432.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,924.66 : 274,519.53 = 108,283.23 : x
  2. Step 2: Convert to fraction form
    198,924.66/274,519.53 = 108,283.23/x
  3. Step 3: Cross multiply
    198,924.66x = 274,519.53 × 108,283.23
  4. Step 4: Simplify right side
    198,924.66x = 29,725,861,406.48
  5. Step 5: Solve for x
    x = 29,725,861,406.48/198,924.66
  6. Step 6: Final answer
    x = 149,432.76

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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.