Home / 198,268.56-273,603.24-113,383.44

Finding the Fourth Proportional to 198,268.56, 273,603.24 and 113,383.44

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Solution

The fourth proportional to 198,268.56, 273,603.24 and 113,383.44 is: 156,464.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,268.56 : 273,603.24 = 113,383.44 : x
  2. Step 2: Convert to fraction form
    198,268.56/273,603.24 = 113,383.44/x
  3. Step 3: Cross multiply
    198,268.56x = 273,603.24 × 113,383.44
  4. Step 4: Simplify right side
    198,268.56x = 31,022,076,546.35
  5. Step 5: Solve for x
    x = 31,022,076,546.35/198,268.56
  6. Step 6: Final answer
    x = 156,464.93

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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.