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Finding the Fourth Proportional to 36,563.80, 54,821.40 and 16,832.20

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Solution

The fourth proportional to 36,563.80, 54,821.40 and 16,832.20 is: 25,237.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,563.80 : 54,821.40 = 16,832.20 : x
  2. Step 2: Convert to fraction form
    36,563.80/54,821.40 = 16,832.20/x
  3. Step 3: Cross multiply
    36,563.80x = 54,821.40 × 16,832.20
  4. Step 4: Simplify right side
    36,563.80x = 922,764,769.08
  5. Step 5: Solve for x
    x = 922,764,769.08/36,563.80
  6. Step 6: Final answer
    x = 25,237.11

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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.