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Finding the Fourth Proportional to 37,997.91, 56,993.49 and 16,938.99

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Solution

The fourth proportional to 37,997.91, 56,993.49 and 16,938.99 is: 25,406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,997.91 : 56,993.49 = 16,938.99 : x
  2. Step 2: Convert to fraction form
    37,997.91/56,993.49 = 16,938.99/x
  3. Step 3: Cross multiply
    37,997.91x = 56,993.49 × 16,938.99
  4. Step 4: Simplify right side
    37,997.91x = 965,412,157.18
  5. Step 5: Solve for x
    x = 965,412,157.18/37,997.91
  6. Step 6: Final answer
    x = 25,406.98

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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.