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Finding the Fourth Proportional to 16,004.48, 22,086.15 and 8,930.48

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Solution

The fourth proportional to 16,004.48, 22,086.15 and 8,930.48 is: 12,324.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,004.48 : 22,086.15 = 8,930.48 : x
  2. Step 2: Convert to fraction form
    16,004.48/22,086.15 = 8,930.48/x
  3. Step 3: Cross multiply
    16,004.48x = 22,086.15 × 8,930.48
  4. Step 4: Simplify right side
    16,004.48x = 197,239,920.85
  5. Step 5: Solve for x
    x = 197,239,920.85/16,004.48
  6. Step 6: Final answer
    x = 12,324.04

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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.