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Finding the Fourth Proportional to 32,299.20, 44,563.20 and 19,723.20

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Solution

The fourth proportional to 32,299.20, 44,563.20 and 19,723.20 is: 27,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,299.20 : 44,563.20 = 19,723.20 : x
  2. Step 2: Convert to fraction form
    32,299.20/44,563.20 = 19,723.20/x
  3. Step 3: Cross multiply
    32,299.20x = 44,563.20 × 19,723.20
  4. Step 4: Simplify right side
    32,299.20x = 878,928,906.24
  5. Step 5: Solve for x
    x = 878,928,906.24/32,299.20
  6. Step 6: Final answer
    x = 27,212.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.