Home / 49,912.08-74,843.10-16,620.42

Finding the Fourth Proportional to 49,912.08, 74,843.10 and 16,620.42

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Solution

The fourth proportional to 49,912.08, 74,843.10 and 16,620.42 is: 24,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,912.08 : 74,843.10 = 16,620.42 : x
  2. Step 2: Convert to fraction form
    49,912.08/74,843.10 = 16,620.42/x
  3. Step 3: Cross multiply
    49,912.08x = 74,843.10 × 16,620.42
  4. Step 4: Simplify right side
    49,912.08x = 1,243,923,756.10
  5. Step 5: Solve for x
    x = 1,243,923,756.10/49,912.08
  6. Step 6: Final answer
    x = 24,922.30

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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.