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Finding the Fourth Proportional to 18,466.52, 27,699.42 and 11,073.04

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Solution

The fourth proportional to 18,466.52, 27,699.42 and 11,073.04 is: 16,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.52 : 27,699.42 = 11,073.04 : x
  2. Step 2: Convert to fraction form
    18,466.52/27,699.42 = 11,073.04/x
  3. Step 3: Cross multiply
    18,466.52x = 27,699.42 × 11,073.04
  4. Step 4: Simplify right side
    18,466.52x = 306,716,785.64
  5. Step 5: Solve for x
    x = 306,716,785.64/18,466.52
  6. Step 6: Final answer
    x = 16,609.34

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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.