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Finding the Fourth Proportional to 16,331, 22,536.94 and 8,879.16

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Solution

The fourth proportional to 16,331, 22,536.94 and 8,879.16 is: 12,253.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331 : 22,536.94 = 8,879.16 : x
  2. Step 2: Convert to fraction form
    16,331/22,536.94 = 8,879.16/x
  3. Step 3: Cross multiply
    16,331x = 22,536.94 × 8,879.16
  4. Step 4: Simplify right side
    16,331x = 200,109,096.17
  5. Step 5: Solve for x
    x = 200,109,096.17/16,331
  6. Step 6: Final answer
    x = 12,253.33

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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.