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Finding the Fourth Proportional to 49,104, 73,656 and 16,272

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Solution

The fourth proportional to 49,104, 73,656 and 16,272 is: 24,408

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,104 : 73,656 = 16,272 : x
  2. Step 2: Convert to fraction form
    49,104/73,656 = 16,272/x
  3. Step 3: Cross multiply
    49,104x = 73,656 × 16,272
  4. Step 4: Simplify right side
    49,104x = 1,198,530,432
  5. Step 5: Solve for x
    x = 1,198,530,432/49,104
  6. Step 6: Final answer
    x = 24,408

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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.