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Finding the Fourth Proportional to 24,371.59, 36,474.21 and 20,427.30

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Solution

The fourth proportional to 24,371.59, 36,474.21 and 20,427.30 is: 30,571.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,371.59 : 36,474.21 = 20,427.30 : x
  2. Step 2: Convert to fraction form
    24,371.59/36,474.21 = 20,427.30/x
  3. Step 3: Cross multiply
    24,371.59x = 36,474.21 × 20,427.30
  4. Step 4: Simplify right side
    24,371.59x = 745,069,629.93
  5. Step 5: Solve for x
    x = 745,069,629.93/24,371.59
  6. Step 6: Final answer
    x = 30,571.24

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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.