Home / 49,906.80-74,850.07-18,306.10

Finding the Fourth Proportional to 49,906.80, 74,850.07 and 18,306.10

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Solution

The fourth proportional to 49,906.80, 74,850.07 and 18,306.10 is: 27,455.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,906.80 : 74,850.07 = 18,306.10 : x
  2. Step 2: Convert to fraction form
    49,906.80/74,850.07 = 18,306.10/x
  3. Step 3: Cross multiply
    49,906.80x = 74,850.07 × 18,306.10
  4. Step 4: Simplify right side
    49,906.80x = 1,370,212,866.43
  5. Step 5: Solve for x
    x = 1,370,212,866.43/49,906.80
  6. Step 6: Final answer
    x = 27,455.44

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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.