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Finding the Fourth Proportional to 167,399.60, 231,051.30 and 95,820.98

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Solution

The fourth proportional to 167,399.60, 231,051.30 and 95,820.98 is: 132,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,399.60 : 231,051.30 = 95,820.98 : x
  2. Step 2: Convert to fraction form
    167,399.60/231,051.30 = 95,820.98/x
  3. Step 3: Cross multiply
    167,399.60x = 231,051.30 × 95,820.98
  4. Step 4: Simplify right side
    167,399.60x = 22,139,561,996.27
  5. Step 5: Solve for x
    x = 22,139,561,996.27/167,399.60
  6. Step 6: Final answer
    x = 132,255.76

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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.