Home / 198,180.44-273,716.10-130,499.96

Finding the Fourth Proportional to 198,180.44, 273,716.10 and 130,499.96

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Solution

The fourth proportional to 198,180.44, 273,716.10 and 130,499.96 is: 180,239.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,180.44 : 273,716.10 = 130,499.96 : x
  2. Step 2: Convert to fraction form
    198,180.44/273,716.10 = 130,499.96/x
  3. Step 3: Cross multiply
    198,180.44x = 273,716.10 × 130,499.96
  4. Step 4: Simplify right side
    198,180.44x = 35,719,940,101.36
  5. Step 5: Solve for x
    x = 35,719,940,101.36/198,180.44
  6. Step 6: Final answer
    x = 180,239.48

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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.