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Finding the Fourth Proportional to 19,662.58, 29,487.57 and 6,512.14

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Solution

The fourth proportional to 19,662.58, 29,487.57 and 6,512.14 is: 9,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.58 : 29,487.57 = 6,512.14 : x
  2. Step 2: Convert to fraction form
    19,662.58/29,487.57 = 6,512.14/x
  3. Step 3: Cross multiply
    19,662.58x = 29,487.57 × 6,512.14
  4. Step 4: Simplify right side
    19,662.58x = 192,027,184.10
  5. Step 5: Solve for x
    x = 192,027,184.10/19,662.58
  6. Step 6: Final answer
    x = 9,766.12

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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.