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Finding the Fourth Proportional to 18,394.78, 27,596.31 and 6,708.04

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Solution

The fourth proportional to 18,394.78, 27,596.31 and 6,708.04 is: 10,063.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.78 : 27,596.31 = 6,708.04 : x
  2. Step 2: Convert to fraction form
    18,394.78/27,596.31 = 6,708.04/x
  3. Step 3: Cross multiply
    18,394.78x = 27,596.31 × 6,708.04
  4. Step 4: Simplify right side
    18,394.78x = 185,117,151.33
  5. Step 5: Solve for x
    x = 185,117,151.33/18,394.78
  6. Step 6: Final answer
    x = 10,063.57

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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.