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Finding the Fourth Proportional to 79,877, 110,230.26 and 44,549

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Solution

The fourth proportional to 79,877, 110,230.26 and 44,549 is: 61,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,877 : 110,230.26 = 44,549 : x
  2. Step 2: Convert to fraction form
    79,877/110,230.26 = 44,549/x
  3. Step 3: Cross multiply
    79,877x = 110,230.26 × 44,549
  4. Step 4: Simplify right side
    79,877x = 4,910,647,852.74
  5. Step 5: Solve for x
    x = 4,910,647,852.74/79,877
  6. Step 6: Final answer
    x = 61,477.62

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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.