Home / 49,821.38-74,662.13-27,274.09

Finding the Fourth Proportional to 49,821.38, 74,662.13 and 27,274.09

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Solution

The fourth proportional to 49,821.38, 74,662.13 and 27,274.09 is: 40,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,821.38 : 74,662.13 = 27,274.09 : x
  2. Step 2: Convert to fraction form
    49,821.38/74,662.13 = 27,274.09/x
  3. Step 3: Cross multiply
    49,821.38x = 74,662.13 × 27,274.09
  4. Step 4: Simplify right side
    49,821.38x = 2,036,341,808.01
  5. Step 5: Solve for x
    x = 2,036,341,808.01/49,821.38
  6. Step 6: Final answer
    x = 40,872.85

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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.