Home / 199,274.56-274,996.66-108,628.56

Finding the Fourth Proportional to 199,274.56, 274,996.66 and 108,628.56

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Solution

The fourth proportional to 199,274.56, 274,996.66 and 108,628.56 is: 149,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,274.56 : 274,996.66 = 108,628.56 : x
  2. Step 2: Convert to fraction form
    199,274.56/274,996.66 = 108,628.56/x
  3. Step 3: Cross multiply
    199,274.56x = 274,996.66 × 108,628.56
  4. Step 4: Simplify right side
    199,274.56x = 29,872,491,180.61
  5. Step 5: Solve for x
    x = 29,872,491,180.61/199,274.56
  6. Step 6: Final answer
    x = 149,906.20

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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.