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Finding the Fourth Proportional to 16,540.00, 22,825.35 and 8,986.39

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Solution

The fourth proportional to 16,540.00, 22,825.35 and 8,986.39 is: 12,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.00 : 22,825.35 = 8,986.39 : x
  2. Step 2: Convert to fraction form
    16,540.00/22,825.35 = 8,986.39/x
  3. Step 3: Cross multiply
    16,540.00x = 22,825.35 × 8,986.39
  4. Step 4: Simplify right side
    16,540.00x = 205,117,439.92
  5. Step 5: Solve for x
    x = 205,117,439.92/16,540.00
  6. Step 6: Final answer
    x = 12,401.30

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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.