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Finding the Fourth Proportional to 18,532.65, 27,799.04 and 4,492.62

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Solution

The fourth proportional to 18,532.65, 27,799.04 and 4,492.62 is: 6,738.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.65 : 27,799.04 = 4,492.62 : x
  2. Step 2: Convert to fraction form
    18,532.65/27,799.04 = 4,492.62/x
  3. Step 3: Cross multiply
    18,532.65x = 27,799.04 × 4,492.62
  4. Step 4: Simplify right side
    18,532.65x = 124,890,523.08
  5. Step 5: Solve for x
    x = 124,890,523.08/18,532.65
  6. Step 6: Final answer
    x = 6,738.95

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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.