Home / 198,469.95-273,887.37-107,825.19

Finding the Fourth Proportional to 198,469.95, 273,887.37 and 107,825.19

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Solution

The fourth proportional to 198,469.95, 273,887.37 and 107,825.19 is: 148,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,469.95 : 273,887.37 = 107,825.19 : x
  2. Step 2: Convert to fraction form
    198,469.95/273,887.37 = 107,825.19/x
  3. Step 3: Cross multiply
    198,469.95x = 273,887.37 × 107,825.19
  4. Step 4: Simplify right side
    198,469.95x = 29,531,957,708.85
  5. Step 5: Solve for x
    x = 29,531,957,708.85/198,469.95
  6. Step 6: Final answer
    x = 148,798.13

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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.