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Finding the Fourth Proportional to 171,879.39, 237,191.75 and 95,399.14

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Solution

The fourth proportional to 171,879.39, 237,191.75 and 95,399.14 is: 131,649.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,879.39 : 237,191.75 = 95,399.14 : x
  2. Step 2: Convert to fraction form
    171,879.39/237,191.75 = 95,399.14/x
  3. Step 3: Cross multiply
    171,879.39x = 237,191.75 × 95,399.14
  4. Step 4: Simplify right side
    171,879.39x = 22,627,888,965.10
  5. Step 5: Solve for x
    x = 22,627,888,965.10/171,879.39
  6. Step 6: Final answer
    x = 131,649.81

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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.