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Finding the Fourth Proportional to 49,186.80, 73,770.60 and 16,354.80

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Solution

The fourth proportional to 49,186.80, 73,770.60 and 16,354.80 is: 24,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,186.80 : 73,770.60 = 16,354.80 : x
  2. Step 2: Convert to fraction form
    49,186.80/73,770.60 = 16,354.80/x
  3. Step 3: Cross multiply
    49,186.80x = 73,770.60 × 16,354.80
  4. Step 4: Simplify right side
    49,186.80x = 1,206,503,408.88
  5. Step 5: Solve for x
    x = 1,206,503,408.88/49,186.80
  6. Step 6: Final answer
    x = 24,529.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.