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Finding the Fourth Proportional to 68,455.98, 94,429.82 and 41,213.10

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Solution

The fourth proportional to 68,455.98, 94,429.82 and 41,213.10 is: 56,850.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,455.98 : 94,429.82 = 41,213.10 : x
  2. Step 2: Convert to fraction form
    68,455.98/94,429.82 = 41,213.10/x
  3. Step 3: Cross multiply
    68,455.98x = 94,429.82 × 41,213.10
  4. Step 4: Simplify right side
    68,455.98x = 3,891,745,614.64
  5. Step 5: Solve for x
    x = 3,891,745,614.64/68,455.98
  6. Step 6: Final answer
    x = 56,850.34

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