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Finding the Fourth Proportional to 16,625.72, 24,936.02 and 5,532.60

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Solution

The fourth proportional to 16,625.72, 24,936.02 and 5,532.60 is: 8,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,625.72 : 24,936.02 = 5,532.60 : x
  2. Step 2: Convert to fraction form
    16,625.72/24,936.02 = 5,532.60/x
  3. Step 3: Cross multiply
    16,625.72x = 24,936.02 × 5,532.60
  4. Step 4: Simplify right side
    16,625.72x = 137,961,024.25
  5. Step 5: Solve for x
    x = 137,961,024.25/16,625.72
  6. Step 6: Final answer
    x = 8,298.05

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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.