Home / 198,314.24-273,672.14-107,668.42

Finding the Fourth Proportional to 198,314.24, 273,672.14 and 107,668.42

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Solution

The fourth proportional to 198,314.24, 273,672.14 and 107,668.42 is: 148,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,314.24 : 273,672.14 = 107,668.42 : x
  2. Step 2: Convert to fraction form
    198,314.24/273,672.14 = 107,668.42/x
  3. Step 3: Cross multiply
    198,314.24x = 273,672.14 × 107,668.42
  4. Step 4: Simplify right side
    198,314.24x = 29,465,846,911.82
  5. Step 5: Solve for x
    x = 29,465,846,911.82/198,314.24
  6. Step 6: Final answer
    x = 148,581.60

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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.