Home / 45,979.44-68,963.97-12,704.25

Finding the Fourth Proportional to 45,979.44, 68,963.97 and 12,704.25

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Solution

The fourth proportional to 45,979.44, 68,963.97 and 12,704.25 is: 19,054.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,979.44 : 68,963.97 = 12,704.25 : x
  2. Step 2: Convert to fraction form
    45,979.44/68,963.97 = 12,704.25/x
  3. Step 3: Cross multiply
    45,979.44x = 68,963.97 × 12,704.25
  4. Step 4: Simplify right side
    45,979.44x = 876,135,515.87
  5. Step 5: Solve for x
    x = 876,135,515.87/45,979.44
  6. Step 6: Final answer
    x = 19,054.94

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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.