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Finding the Fourth Proportional to 79,169.88, 109,250.37 and 43,352.96

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Solution

The fourth proportional to 79,169.88, 109,250.37 and 43,352.96 is: 59,824.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,169.88 : 109,250.37 = 43,352.96 : x
  2. Step 2: Convert to fraction form
    79,169.88/109,250.37 = 43,352.96/x
  3. Step 3: Cross multiply
    79,169.88x = 109,250.37 × 43,352.96
  4. Step 4: Simplify right side
    79,169.88x = 4,736,327,193.72
  5. Step 5: Solve for x
    x = 4,736,327,193.72/79,169.88
  6. Step 6: Final answer
    x = 59,824.86

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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.