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Finding the Fourth Proportional to 49,361.48, 74,042.14 and 16,081.48

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Solution

The fourth proportional to 49,361.48, 74,042.14 and 16,081.48 is: 24,122.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,361.48 : 74,042.14 = 16,081.48 : x
  2. Step 2: Convert to fraction form
    49,361.48/74,042.14 = 16,081.48/x
  3. Step 3: Cross multiply
    49,361.48x = 74,042.14 × 16,081.48
  4. Step 4: Simplify right side
    49,361.48x = 1,190,707,193.57
  5. Step 5: Solve for x
    x = 1,190,707,193.57/49,361.48
  6. Step 6: Final answer
    x = 24,122.19

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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.