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Finding the Fourth Proportional to 171,531.44, 236,709.84 and 95,049.88

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Solution

The fourth proportional to 171,531.44, 236,709.84 and 95,049.88 is: 131,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,531.44 : 236,709.84 = 95,049.88 : x
  2. Step 2: Convert to fraction form
    171,531.44/236,709.84 = 95,049.88/x
  3. Step 3: Cross multiply
    171,531.44x = 236,709.84 × 95,049.88
  4. Step 4: Simplify right side
    171,531.44x = 22,499,241,886.82
  5. Step 5: Solve for x
    x = 22,499,241,886.82/171,531.44
  6. Step 6: Final answer
    x = 131,166.87

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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.