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Finding the Fourth Proportional to 16,553.27, 24,824.63 and 5,457.89

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Solution

The fourth proportional to 16,553.27, 24,824.63 and 5,457.89 is: 8,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,553.27 : 24,824.63 = 5,457.89 : x
  2. Step 2: Convert to fraction form
    16,553.27/24,824.63 = 5,457.89/x
  3. Step 3: Cross multiply
    16,553.27x = 24,824.63 × 5,457.89
  4. Step 4: Simplify right side
    16,553.27x = 135,489,948.42
  5. Step 5: Solve for x
    x = 135,489,948.42/16,553.27
  6. Step 6: Final answer
    x = 8,185.09

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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.