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Finding the Fourth Proportional to 50,951.25, 75,961.77 and 49,656.44

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Solution

The fourth proportional to 50,951.25, 75,961.77 and 49,656.44 is: 74,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,951.25 : 75,961.77 = 49,656.44 : x
  2. Step 2: Convert to fraction form
    50,951.25/75,961.77 = 49,656.44/x
  3. Step 3: Cross multiply
    50,951.25x = 75,961.77 × 49,656.44
  4. Step 4: Simplify right side
    50,951.25x = 3,771,990,694.49
  5. Step 5: Solve for x
    x = 3,771,990,694.49/50,951.25
  6. Step 6: Final answer
    x = 74,031.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.