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Finding the Fourth Proportional to 4,892.84, 7,331.04 and 3,157.82

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Solution

The fourth proportional to 4,892.84, 7,331.04 and 3,157.82 is: 4,731.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.84 : 7,331.04 = 3,157.82 : x
  2. Step 2: Convert to fraction form
    4,892.84/7,331.04 = 3,157.82/x
  3. Step 3: Cross multiply
    4,892.84x = 7,331.04 × 3,157.82
  4. Step 4: Simplify right side
    4,892.84x = 23,150,104.73
  5. Step 5: Solve for x
    x = 23,150,104.73/4,892.84
  6. Step 6: Final answer
    x = 4,731.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.