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Finding the Fourth Proportional to 18,592.44, 27,882.74 and 6,109.58

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Solution

The fourth proportional to 18,592.44, 27,882.74 and 6,109.58 is: 9,162.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592.44 : 27,882.74 = 6,109.58 : x
  2. Step 2: Convert to fraction form
    18,592.44/27,882.74 = 6,109.58/x
  3. Step 3: Cross multiply
    18,592.44x = 27,882.74 × 6,109.58
  4. Step 4: Simplify right side
    18,592.44x = 170,351,706.51
  5. Step 5: Solve for x
    x = 170,351,706.51/18,592.44
  6. Step 6: Final answer
    x = 9,162.42

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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.