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Finding the Fourth Proportional to 37,286.92, 55,933.11 and 10,992.80

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Solution

The fourth proportional to 37,286.92, 55,933.11 and 10,992.80 is: 16,490.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,286.92 : 55,933.11 = 10,992.80 : x
  2. Step 2: Convert to fraction form
    37,286.92/55,933.11 = 10,992.80/x
  3. Step 3: Cross multiply
    37,286.92x = 55,933.11 × 10,992.80
  4. Step 4: Simplify right side
    37,286.92x = 614,861,491.61
  5. Step 5: Solve for x
    x = 614,861,491.61/37,286.92
  6. Step 6: Final answer
    x = 16,490.00

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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.