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Finding the Fourth Proportional to 8,981.73, 13,474.98 and 8,001.27

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Solution

The fourth proportional to 8,981.73, 13,474.98 and 8,001.27 is: 12,004.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981.73 : 13,474.98 = 8,001.27 : x
  2. Step 2: Convert to fraction form
    8,981.73/13,474.98 = 8,001.27/x
  3. Step 3: Cross multiply
    8,981.73x = 13,474.98 × 8,001.27
  4. Step 4: Simplify right side
    8,981.73x = 107,816,953.22
  5. Step 5: Solve for x
    x = 107,816,953.22/8,981.73
  6. Step 6: Final answer
    x = 12,004.03

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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.