Home / 197,939.97-273,156.17-107,295.57

Finding the Fourth Proportional to 197,939.97, 273,156.17 and 107,295.57

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Solution

The fourth proportional to 197,939.97, 273,156.17 and 107,295.57 is: 148,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,939.97 : 273,156.17 = 107,295.57 : x
  2. Step 2: Convert to fraction form
    197,939.97/273,156.17 = 107,295.57/x
  3. Step 3: Cross multiply
    197,939.97x = 273,156.17 × 107,295.57
  4. Step 4: Simplify right side
    197,939.97x = 29,308,446,422.69
  5. Step 5: Solve for x
    x = 29,308,446,422.69/197,939.97
  6. Step 6: Final answer
    x = 148,067.35

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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.