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Finding the Fourth Proportional to 8,843.75, 12,204.67 and 4,865.03

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Solution

The fourth proportional to 8,843.75, 12,204.67 and 4,865.03 is: 6,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,843.75 : 12,204.67 = 4,865.03 : x
  2. Step 2: Convert to fraction form
    8,843.75/12,204.67 = 4,865.03/x
  3. Step 3: Cross multiply
    8,843.75x = 12,204.67 × 4,865.03
  4. Step 4: Simplify right side
    8,843.75x = 59,376,024.67
  5. Step 5: Solve for x
    x = 59,376,024.67/8,843.75
  6. Step 6: Final answer
    x = 6,713.90

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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.