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Finding the Fourth Proportional to 29,481.48, 44,214.41 and 20,119.82

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Solution

The fourth proportional to 29,481.48, 44,214.41 and 20,119.82 is: 30,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,481.48 : 44,214.41 = 20,119.82 : x
  2. Step 2: Convert to fraction form
    29,481.48/44,214.41 = 20,119.82/x
  3. Step 3: Cross multiply
    29,481.48x = 44,214.41 × 20,119.82
  4. Step 4: Simplify right side
    29,481.48x = 889,585,648.94
  5. Step 5: Solve for x
    x = 889,585,648.94/29,481.48
  6. Step 6: Final answer
    x = 30,174.39

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1.5x scale

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.