Home / 49,540.89-74,313.77-19,954.72

Finding the Fourth Proportional to 49,540.89, 74,313.77 and 19,954.72

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Solution

The fourth proportional to 49,540.89, 74,313.77 and 19,954.72 is: 29,933.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,540.89 : 74,313.77 = 19,954.72 : x
  2. Step 2: Convert to fraction form
    49,540.89/74,313.77 = 19,954.72/x
  3. Step 3: Cross multiply
    49,540.89x = 74,313.77 × 19,954.72
  4. Step 4: Simplify right side
    49,540.89x = 1,482,910,472.49
  5. Step 5: Solve for x
    x = 1,482,910,472.49/49,540.89
  6. Step 6: Final answer
    x = 29,933.06

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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.