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Finding the Fourth Proportional to 16,396.97, 24,620.05 and 9,384.90

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Solution

The fourth proportional to 16,396.97, 24,620.05 and 9,384.90 is: 14,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,396.97 : 24,620.05 = 9,384.90 : x
  2. Step 2: Convert to fraction form
    16,396.97/24,620.05 = 9,384.90/x
  3. Step 3: Cross multiply
    16,396.97x = 24,620.05 × 9,384.90
  4. Step 4: Simplify right side
    16,396.97x = 231,056,707.25
  5. Step 5: Solve for x
    x = 231,056,707.25/16,396.97
  6. Step 6: Final answer
    x = 14,091.43

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1.5x scale

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.