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Finding the Fourth Proportional to 80,414.46, 110,977.29 and 44,605.98

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Solution

The fourth proportional to 80,414.46, 110,977.29 and 44,605.98 is: 61,559.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,414.46 : 110,977.29 = 44,605.98 : x
  2. Step 2: Convert to fraction form
    80,414.46/110,977.29 = 44,605.98/x
  3. Step 3: Cross multiply
    80,414.46x = 110,977.29 × 44,605.98
  4. Step 4: Simplify right side
    80,414.46x = 4,950,250,778.19
  5. Step 5: Solve for x
    x = 4,950,250,778.19/80,414.46
  6. Step 6: Final answer
    x = 61,559.21

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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.