Home / 197,040.75-271,922.72-107,616.75

Finding the Fourth Proportional to 197,040.75, 271,922.72 and 107,616.75

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Solution

The fourth proportional to 197,040.75, 271,922.72 and 107,616.75 is: 148,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,040.75 : 271,922.72 = 107,616.75 : x
  2. Step 2: Convert to fraction form
    197,040.75/271,922.72 = 107,616.75/x
  3. Step 3: Cross multiply
    197,040.75x = 271,922.72 × 107,616.75
  4. Step 4: Simplify right side
    197,040.75x = 29,263,438,839.48
  5. Step 5: Solve for x
    x = 29,263,438,839.48/197,040.75
  6. Step 6: Final answer
    x = 148,514.65

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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.