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Finding the Fourth Proportional to 171,452.92, 236,605.62 and 94,974.16

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Solution

The fourth proportional to 171,452.92, 236,605.62 and 94,974.16 is: 131,064.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,452.92 : 236,605.62 = 94,974.16 : x
  2. Step 2: Convert to fraction form
    171,452.92/236,605.62 = 94,974.16/x
  3. Step 3: Cross multiply
    171,452.92x = 236,605.62 × 94,974.16
  4. Step 4: Simplify right side
    171,452.92x = 22,471,420,010.78
  5. Step 5: Solve for x
    x = 22,471,420,010.78/171,452.92
  6. Step 6: Final answer
    x = 131,064.67

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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.