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Finding the Fourth Proportional to 79,877.50, 110,230.30 and 44,069.02

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Solution

The fourth proportional to 79,877.50, 110,230.30 and 44,069.02 is: 60,814.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,877.50 : 110,230.30 = 44,069.02 : x
  2. Step 2: Convert to fraction form
    79,877.50/110,230.30 = 44,069.02/x
  3. Step 3: Cross multiply
    79,877.50x = 110,230.30 × 44,069.02
  4. Step 4: Simplify right side
    79,877.50x = 4,857,741,295.31
  5. Step 5: Solve for x
    x = 4,857,741,295.31/79,877.50
  6. Step 6: Final answer
    x = 60,814.89

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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.