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Finding the Fourth Proportional to 18,162.60, 27,252.18 and 8,797.56

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Solution

The fourth proportional to 18,162.60, 27,252.18 and 8,797.56 is: 13,200.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162.60 : 27,252.18 = 8,797.56 : x
  2. Step 2: Convert to fraction form
    18,162.60/27,252.18 = 8,797.56/x
  3. Step 3: Cross multiply
    18,162.60x = 27,252.18 × 8,797.56
  4. Step 4: Simplify right side
    18,162.60x = 239,752,688.68
  5. Step 5: Solve for x
    x = 239,752,688.68/18,162.60
  6. Step 6: Final answer
    x = 13,200.35

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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.