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Finding the Fourth Proportional to 16,868, 25,302 and 4,556

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Solution

The fourth proportional to 16,868, 25,302 and 4,556 is: 6,834

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868 : 25,302 = 4,556 : x
  2. Step 2: Convert to fraction form
    16,868/25,302 = 4,556/x
  3. Step 3: Cross multiply
    16,868x = 25,302 × 4,556
  4. Step 4: Simplify right side
    16,868x = 115,275,912
  5. Step 5: Solve for x
    x = 115,275,912/16,868
  6. Step 6: Final answer
    x = 6,834

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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.