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Finding the Fourth Proportional to 16,522.84, 24,787.86 and 6,662.44

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Solution

The fourth proportional to 16,522.84, 24,787.86 and 6,662.44 is: 9,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,522.84 : 24,787.86 = 6,662.44 : x
  2. Step 2: Convert to fraction form
    16,522.84/24,787.86 = 6,662.44/x
  3. Step 3: Cross multiply
    16,522.84x = 24,787.86 × 6,662.44
  4. Step 4: Simplify right side
    16,522.84x = 165,147,629.98
  5. Step 5: Solve for x
    x = 165,147,629.98/16,522.84
  6. Step 6: Final answer
    x = 9,995.11

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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.