Home / 197,862.72-273,049.92-107,219.04

Finding the Fourth Proportional to 197,862.72, 273,049.92 and 107,219.04

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Solution

The fourth proportional to 197,862.72, 273,049.92 and 107,219.04 is: 147,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,862.72 : 273,049.92 = 107,219.04 : x
  2. Step 2: Convert to fraction form
    197,862.72/273,049.92 = 107,219.04/x
  3. Step 3: Cross multiply
    197,862.72x = 273,049.92 × 107,219.04
  4. Step 4: Simplify right side
    197,862.72x = 29,276,150,294.48
  5. Step 5: Solve for x
    x = 29,276,150,294.48/197,862.72
  6. Step 6: Final answer
    x = 147,961.93

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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.