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Finding the Fourth Proportional to 17,025.70, 25,524.19 and 8,136

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Solution

The fourth proportional to 17,025.70, 25,524.19 and 8,136 is: 12,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,025.70 : 25,524.19 = 8,136 : x
  2. Step 2: Convert to fraction form
    17,025.70/25,524.19 = 8,136/x
  3. Step 3: Cross multiply
    17,025.70x = 25,524.19 × 8,136
  4. Step 4: Simplify right side
    17,025.70x = 207,664,809.84
  5. Step 5: Solve for x
    x = 207,664,809.84/17,025.70
  6. Step 6: Final answer
    x = 12,197.14

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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.