Home / 198,273.49-273,617.76-107,629.52

Finding the Fourth Proportional to 198,273.49, 273,617.76 and 107,629.52

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Solution

The fourth proportional to 198,273.49, 273,617.76 and 107,629.52 is: 148,528.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,273.49 : 273,617.76 = 107,629.52 : x
  2. Step 2: Convert to fraction form
    198,273.49/273,617.76 = 107,629.52/x
  3. Step 3: Cross multiply
    198,273.49x = 273,617.76 × 107,629.52
  4. Step 4: Simplify right side
    198,273.49x = 29,449,347,073.26
  5. Step 5: Solve for x
    x = 29,449,347,073.26/198,273.49
  6. Step 6: Final answer
    x = 148,528.92

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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.