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Finding the Fourth Proportional to 68,891.91, 103,356.69 and 24,523.14

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Solution

The fourth proportional to 68,891.91, 103,356.69 and 24,523.14 is: 36,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,891.91 : 103,356.69 = 24,523.14 : x
  2. Step 2: Convert to fraction form
    68,891.91/103,356.69 = 24,523.14/x
  3. Step 3: Cross multiply
    68,891.91x = 103,356.69 × 24,523.14
  4. Step 4: Simplify right side
    68,891.91x = 2,534,630,578.81
  5. Step 5: Solve for x
    x = 2,534,630,578.81/68,891.91
  6. Step 6: Final answer
    x = 36,791.41

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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.