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Finding the Fourth Proportional to 17,846.64, 24,640.20 and 16,731.54

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Solution

The fourth proportional to 17,846.64, 24,640.20 and 16,731.54 is: 23,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,846.64 : 24,640.20 = 16,731.54 : x
  2. Step 2: Convert to fraction form
    17,846.64/24,640.20 = 16,731.54/x
  3. Step 3: Cross multiply
    17,846.64x = 24,640.20 × 16,731.54
  4. Step 4: Simplify right side
    17,846.64x = 412,268,491.91
  5. Step 5: Solve for x
    x = 412,268,491.91/17,846.64
  6. Step 6: Final answer
    x = 23,100.62

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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.