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Finding the Fourth Proportional to 27,593.92, 41,392.96 and 18,914.88

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Solution

The fourth proportional to 27,593.92, 41,392.96 and 18,914.88 is: 28,373.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,593.92 : 41,392.96 = 18,914.88 : x
  2. Step 2: Convert to fraction form
    27,593.92/41,392.96 = 18,914.88/x
  3. Step 3: Cross multiply
    27,593.92x = 41,392.96 × 18,914.88
  4. Step 4: Simplify right side
    27,593.92x = 782,942,871.24
  5. Step 5: Solve for x
    x = 782,942,871.24/27,593.92
  6. Step 6: Final answer
    x = 28,373.75

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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.