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Finding the Fourth Proportional to 171,361.50, 236,478.87 and 95,910.54

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Solution

The fourth proportional to 171,361.50, 236,478.87 and 95,910.54 is: 132,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,361.50 : 236,478.87 = 95,910.54 : x
  2. Step 2: Convert to fraction form
    171,361.50/236,478.87 = 95,910.54/x
  3. Step 3: Cross multiply
    171,361.50x = 236,478.87 × 95,910.54
  4. Step 4: Simplify right side
    171,361.50x = 22,680,816,120.29
  5. Step 5: Solve for x
    x = 22,680,816,120.29/171,361.50
  6. Step 6: Final answer
    x = 132,356.55

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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.