Home / 49,809.40-74,714.82-16,081.72

Finding the Fourth Proportional to 49,809.40, 74,714.82 and 16,081.72

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Solution

The fourth proportional to 49,809.40, 74,714.82 and 16,081.72 is: 24,122.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,809.40 : 74,714.82 = 16,081.72 : x
  2. Step 2: Convert to fraction form
    49,809.40/74,714.82 = 16,081.72/x
  3. Step 3: Cross multiply
    49,809.40x = 74,714.82 × 16,081.72
  4. Step 4: Simplify right side
    49,809.40x = 1,201,542,815.09
  5. Step 5: Solve for x
    x = 1,201,542,815.09/49,809.40
  6. Step 6: Final answer
    x = 24,122.81

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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.