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Finding the Fourth Proportional to 57,843.78, 79,832.97 and 36,625.02

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Solution

The fourth proportional to 57,843.78, 79,832.97 and 36,625.02 is: 50,547.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,843.78 : 79,832.97 = 36,625.02 : x
  2. Step 2: Convert to fraction form
    57,843.78/79,832.97 = 36,625.02/x
  3. Step 3: Cross multiply
    57,843.78x = 79,832.97 × 36,625.02
  4. Step 4: Simplify right side
    57,843.78x = 2,923,884,122.91
  5. Step 5: Solve for x
    x = 2,923,884,122.91/57,843.78
  6. Step 6: Final answer
    x = 50,547.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.