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Finding the Fourth Proportional to 12,682.02, 17,500.86 and 7,016.62

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Solution

The fourth proportional to 12,682.02, 17,500.86 and 7,016.62 is: 9,682.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,682.02 : 17,500.86 = 7,016.62 : x
  2. Step 2: Convert to fraction form
    12,682.02/17,500.86 = 7,016.62/x
  3. Step 3: Cross multiply
    12,682.02x = 17,500.86 × 7,016.62
  4. Step 4: Simplify right side
    12,682.02x = 122,796,884.29
  5. Step 5: Solve for x
    x = 122,796,884.29/12,682.02
  6. Step 6: Final answer
    x = 9,682.75

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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.