Home / 197,869.49-273,059.26-107,227.72

Finding the Fourth Proportional to 197,869.49, 273,059.26 and 107,227.72

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Solution

The fourth proportional to 197,869.49, 273,059.26 and 107,227.72 is: 147,973.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,869.49 : 273,059.26 = 107,227.72 : x
  2. Step 2: Convert to fraction form
    197,869.49/273,059.26 = 107,227.72/x
  3. Step 3: Cross multiply
    197,869.49x = 273,059.26 × 107,227.72
  4. Step 4: Simplify right side
    197,869.49x = 29,279,521,874.69
  5. Step 5: Solve for x
    x = 29,279,521,874.69/197,869.49
  6. Step 6: Final answer
    x = 147,973.91

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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.