Home / 196,147.38-293,849.88-115,945.23

Finding the Fourth Proportional to 196,147.38, 293,849.88 and 115,945.23

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Solution

The fourth proportional to 196,147.38, 293,849.88 and 115,945.23 is: 173,698.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,147.38 : 293,849.88 = 115,945.23 : x
  2. Step 2: Convert to fraction form
    196,147.38/293,849.88 = 115,945.23/x
  3. Step 3: Cross multiply
    196,147.38x = 293,849.88 × 115,945.23
  4. Step 4: Simplify right side
    196,147.38x = 34,070,491,922.07
  5. Step 5: Solve for x
    x = 34,070,491,922.07/196,147.38
  6. Step 6: Final answer
    x = 173,698.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.