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Finding the Fourth Proportional to 111,372.96, 167,067.63 and 32,489.28

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Solution

The fourth proportional to 111,372.96, 167,067.63 and 32,489.28 is: 48,736.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,372.96 : 167,067.63 = 32,489.28 : x
  2. Step 2: Convert to fraction form
    111,372.96/167,067.63 = 32,489.28/x
  3. Step 3: Cross multiply
    111,372.96x = 167,067.63 × 32,489.28
  4. Step 4: Simplify right side
    111,372.96x = 5,427,907,010.01
  5. Step 5: Solve for x
    x = 5,427,907,010.01/111,372.96
  6. Step 6: Final answer
    x = 48,736.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.