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Finding the Fourth Proportional to 16,662.54, 24,991.20 and 5,569.14

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Solution

The fourth proportional to 16,662.54, 24,991.20 and 5,569.14 is: 8,352.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,662.54 : 24,991.20 = 5,569.14 : x
  2. Step 2: Convert to fraction form
    16,662.54/24,991.20 = 5,569.14/x
  3. Step 3: Cross multiply
    16,662.54x = 24,991.20 × 5,569.14
  4. Step 4: Simplify right side
    16,662.54x = 139,179,491.57
  5. Step 5: Solve for x
    x = 139,179,491.57/16,662.54
  6. Step 6: Final answer
    x = 8,352.84

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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.