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Finding the Fourth Proportional to 18,354.62, 27,550.16 and 8,496.11

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Solution

The fourth proportional to 18,354.62, 27,550.16 and 8,496.11 is: 12,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354.62 : 27,550.16 = 8,496.11 : x
  2. Step 2: Convert to fraction form
    18,354.62/27,550.16 = 8,496.11/x
  3. Step 3: Cross multiply
    18,354.62x = 27,550.16 × 8,496.11
  4. Step 4: Simplify right side
    18,354.62x = 234,069,009.65
  5. Step 5: Solve for x
    x = 234,069,009.65/18,354.62
  6. Step 6: Final answer
    x = 12,752.60

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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.