Home / 198,433.44-273,841.02-107,791.08

Finding the Fourth Proportional to 198,433.44, 273,841.02 and 107,791.08

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Solution

The fourth proportional to 198,433.44, 273,841.02 and 107,791.08 is: 148,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,433.44 : 273,841.02 = 107,791.08 : x
  2. Step 2: Convert to fraction form
    198,433.44/273,841.02 = 107,791.08/x
  3. Step 3: Cross multiply
    198,433.44x = 273,841.02 × 107,791.08
  4. Step 4: Simplify right side
    198,433.44x = 29,517,619,294.10
  5. Step 5: Solve for x
    x = 29,517,619,294.10/198,433.44
  6. Step 6: Final answer
    x = 148,753.25

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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.