Home / 49,540.89-74,325.11-19,951.80

Finding the Fourth Proportional to 49,540.89, 74,325.11 and 19,951.80

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Solution

The fourth proportional to 49,540.89, 74,325.11 and 19,951.80 is: 29,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,540.89 : 74,325.11 = 19,951.80 : x
  2. Step 2: Convert to fraction form
    49,540.89/74,325.11 = 19,951.80/x
  3. Step 3: Cross multiply
    49,540.89x = 74,325.11 × 19,951.80
  4. Step 4: Simplify right side
    49,540.89x = 1,482,919,258.31
  5. Step 5: Solve for x
    x = 1,482,919,258.31/49,540.89
  6. Step 6: Final answer
    x = 29,933.24

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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.