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Finding the Fourth Proportional to 79,877.30, 110,231.05 and 44,067.30

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Solution

The fourth proportional to 79,877.30, 110,231.05 and 44,067.30 is: 60,813.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,877.30 : 110,231.05 = 44,067.30 : x
  2. Step 2: Convert to fraction form
    79,877.30/110,231.05 = 44,067.30/x
  3. Step 3: Cross multiply
    79,877.30x = 110,231.05 × 44,067.30
  4. Step 4: Simplify right side
    79,877.30x = 4,857,584,639.50
  5. Step 5: Solve for x
    x = 4,857,584,639.50/79,877.30
  6. Step 6: Final answer
    x = 60,813.08

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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.