Home / 49,834.62-74,737.26-18,662.58

Finding the Fourth Proportional to 49,834.62, 74,737.26 and 18,662.58

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Solution

The fourth proportional to 49,834.62, 74,737.26 and 18,662.58 is: 27,988.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,834.62 : 74,737.26 = 18,662.58 : x
  2. Step 2: Convert to fraction form
    49,834.62/74,737.26 = 18,662.58/x
  3. Step 3: Cross multiply
    49,834.62x = 74,737.26 × 18,662.58
  4. Step 4: Simplify right side
    49,834.62x = 1,394,790,093.73
  5. Step 5: Solve for x
    x = 1,394,790,093.73/49,834.62
  6. Step 6: Final answer
    x = 27,988.38

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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.