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Finding the Fourth Proportional to 16,704.27, 25,034.54 and 6,831.99

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Solution

The fourth proportional to 16,704.27, 25,034.54 and 6,831.99 is: 10,239.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,704.27 : 25,034.54 = 6,831.99 : x
  2. Step 2: Convert to fraction form
    16,704.27/25,034.54 = 6,831.99/x
  3. Step 3: Cross multiply
    16,704.27x = 25,034.54 × 6,831.99
  4. Step 4: Simplify right side
    16,704.27x = 171,035,692.77
  5. Step 5: Solve for x
    x = 171,035,692.77/16,704.27
  6. Step 6: Final answer
    x = 10,239.04

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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.