Home / 44,138.44-66,245.10-19,198.54

Finding the Fourth Proportional to 44,138.44, 66,245.10 and 19,198.54

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Solution

The fourth proportional to 44,138.44, 66,245.10 and 19,198.54 is: 28,814.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,138.44 : 66,245.10 = 19,198.54 : x
  2. Step 2: Convert to fraction form
    44,138.44/66,245.10 = 19,198.54/x
  3. Step 3: Cross multiply
    44,138.44x = 66,245.10 × 19,198.54
  4. Step 4: Simplify right side
    44,138.44x = 1,271,809,202.15
  5. Step 5: Solve for x
    x = 1,271,809,202.15/44,138.44
  6. Step 6: Final answer
    x = 28,814.09

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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.