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Finding the Fourth Proportional to 16,964.62, 25,440.39 and 8,073.10

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Solution

The fourth proportional to 16,964.62, 25,440.39 and 8,073.10 is: 12,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,964.62 : 25,440.39 = 8,073.10 : x
  2. Step 2: Convert to fraction form
    16,964.62/25,440.39 = 8,073.10/x
  3. Step 3: Cross multiply
    16,964.62x = 25,440.39 × 8,073.10
  4. Step 4: Simplify right side
    16,964.62x = 205,382,812.51
  5. Step 5: Solve for x
    x = 205,382,812.51/16,964.62
  6. Step 6: Final answer
    x = 12,106.54

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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.