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Finding the Fourth Proportional to 171,694.50, 236,953.02 and 96,257.58

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Solution

The fourth proportional to 171,694.50, 236,953.02 and 96,257.58 is: 132,843.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,694.50 : 236,953.02 = 96,257.58 : x
  2. Step 2: Convert to fraction form
    171,694.50/236,953.02 = 96,257.58/x
  3. Step 3: Cross multiply
    171,694.50x = 236,953.02 × 96,257.58
  4. Step 4: Simplify right side
    171,694.50x = 22,808,524,278.89
  5. Step 5: Solve for x
    x = 22,808,524,278.89/171,694.50
  6. Step 6: Final answer
    x = 132,843.65

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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.