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Finding the Fourth Proportional to 16,077, 24,122.39 and 8,291.28

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Solution

The fourth proportional to 16,077, 24,122.39 and 8,291.28 is: 12,440.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,077 : 24,122.39 = 8,291.28 : x
  2. Step 2: Convert to fraction form
    16,077/24,122.39 = 8,291.28/x
  3. Step 3: Cross multiply
    16,077x = 24,122.39 × 8,291.28
  4. Step 4: Simplify right side
    16,077x = 200,005,489.76
  5. Step 5: Solve for x
    x = 200,005,489.76/16,077
  6. Step 6: Final answer
    x = 12,440.47

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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.