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Finding the Fourth Proportional to 49,850.95, 74,748.38 and 16,553.19

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Solution

The fourth proportional to 49,850.95, 74,748.38 and 16,553.19 is: 24,820.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,850.95 : 74,748.38 = 16,553.19 : x
  2. Step 2: Convert to fraction form
    49,850.95/74,748.38 = 16,553.19/x
  3. Step 3: Cross multiply
    49,850.95x = 74,748.38 × 16,553.19
  4. Step 4: Simplify right side
    49,850.95x = 1,237,324,136.33
  5. Step 5: Solve for x
    x = 1,237,324,136.33/49,850.95
  6. Step 6: Final answer
    x = 24,820.48

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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.