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Finding the Fourth Proportional to 166,988.88, 230,460.60 and 95,379.60

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Solution

The fourth proportional to 166,988.88, 230,460.60 and 95,379.60 is: 131,632.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,988.88 : 230,460.60 = 95,379.60 : x
  2. Step 2: Convert to fraction form
    166,988.88/230,460.60 = 95,379.60/x
  3. Step 3: Cross multiply
    166,988.88x = 230,460.60 × 95,379.60
  4. Step 4: Simplify right side
    166,988.88x = 21,981,239,843.76
  5. Step 5: Solve for x
    x = 21,981,239,843.76/166,988.88
  6. Step 6: Final answer
    x = 131,632.96

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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.