Home / 197,633.44-296,389-71,257.42

Finding the Fourth Proportional to 197,633.44, 296,389 and 71,257.42

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Solution

The fourth proportional to 197,633.44, 296,389 and 71,257.42 is: 106,864.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,633.44 : 296,389 = 71,257.42 : x
  2. Step 2: Convert to fraction form
    197,633.44/296,389 = 71,257.42/x
  3. Step 3: Cross multiply
    197,633.44x = 296,389 × 71,257.42
  4. Step 4: Simplify right side
    197,633.44x = 21,119,915,456.38
  5. Step 5: Solve for x
    x = 21,119,915,456.38/197,633.44
  6. Step 6: Final answer
    x = 106,864.08

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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.