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Finding the Fourth Proportional to 8,872.66, 12,244.35 and 4,893.94

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Solution

The fourth proportional to 8,872.66, 12,244.35 and 4,893.94 is: 6,753.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.66 : 12,244.35 = 4,893.94 : x
  2. Step 2: Convert to fraction form
    8,872.66/12,244.35 = 4,893.94/x
  3. Step 3: Cross multiply
    8,872.66x = 12,244.35 × 4,893.94
  4. Step 4: Simplify right side
    8,872.66x = 59,923,114.24
  5. Step 5: Solve for x
    x = 59,923,114.24/8,872.66
  6. Step 6: Final answer
    x = 6,753.68

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Why These Related Problems?

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