Home / 198,832.44-274,380.51-108,188.76

Finding the Fourth Proportional to 198,832.44, 274,380.51 and 108,188.76

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Solution

The fourth proportional to 198,832.44, 274,380.51 and 108,188.76 is: 149,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,832.44 : 274,380.51 = 108,188.76 : x
  2. Step 2: Convert to fraction form
    198,832.44/274,380.51 = 108,188.76/x
  3. Step 3: Cross multiply
    198,832.44x = 274,380.51 × 108,188.76
  4. Step 4: Simplify right side
    198,832.44x = 29,684,887,145.07
  5. Step 5: Solve for x
    x = 29,684,887,145.07/198,832.44
  6. Step 6: Final answer
    x = 149,296.00

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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.