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Finding the Fourth Proportional to 24,467.80, 33,775.90 and 16,520.80

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Solution

The fourth proportional to 24,467.80, 33,775.90 and 16,520.80 is: 22,805.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,467.80 : 33,775.90 = 16,520.80 : x
  2. Step 2: Convert to fraction form
    24,467.80/33,775.90 = 16,520.80/x
  3. Step 3: Cross multiply
    24,467.80x = 33,775.90 × 16,520.80
  4. Step 4: Simplify right side
    24,467.80x = 558,004,888.72
  5. Step 5: Solve for x
    x = 558,004,888.72/24,467.80
  6. Step 6: Final answer
    x = 22,805.68

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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.