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Finding the Fourth Proportional to 16,008.65, 22,093.19 and 8,936.13

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Solution

The fourth proportional to 16,008.65, 22,093.19 and 8,936.13 is: 12,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,008.65 : 22,093.19 = 8,936.13 : x
  2. Step 2: Convert to fraction form
    16,008.65/22,093.19 = 8,936.13/x
  3. Step 3: Cross multiply
    16,008.65x = 22,093.19 × 8,936.13
  4. Step 4: Simplify right side
    16,008.65x = 197,427,617.95
  5. Step 5: Solve for x
    x = 197,427,617.95/16,008.65
  6. Step 6: Final answer
    x = 12,332.56

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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.