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Finding the Fourth Proportional to 16,874.50, 23,287.05 and 9,800.92

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Solution

The fourth proportional to 16,874.50, 23,287.05 and 9,800.92 is: 13,525.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.50 : 23,287.05 = 9,800.92 : x
  2. Step 2: Convert to fraction form
    16,874.50/23,287.05 = 9,800.92/x
  3. Step 3: Cross multiply
    16,874.50x = 23,287.05 × 9,800.92
  4. Step 4: Simplify right side
    16,874.50x = 228,234,455.87
  5. Step 5: Solve for x
    x = 228,234,455.87/16,874.50
  6. Step 6: Final answer
    x = 13,525.41

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.