Home / 197,842.34-273,022.68-107,198.28

Finding the Fourth Proportional to 197,842.34, 273,022.68 and 107,198.28

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Solution

The fourth proportional to 197,842.34, 273,022.68 and 107,198.28 is: 147,933.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,842.34 : 273,022.68 = 107,198.28 : x
  2. Step 2: Convert to fraction form
    197,842.34/273,022.68 = 107,198.28/x
  3. Step 3: Cross multiply
    197,842.34x = 273,022.68 × 107,198.28
  4. Step 4: Simplify right side
    197,842.34x = 29,267,561,696.99
  5. Step 5: Solve for x
    x = 29,267,561,696.99/197,842.34
  6. Step 6: Final answer
    x = 147,933.76

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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.