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Finding the Fourth Proportional to 16,205.06, 22,362.99 and 8,753.06

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Solution

The fourth proportional to 16,205.06, 22,362.99 and 8,753.06 is: 12,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,205.06 : 22,362.99 = 8,753.06 : x
  2. Step 2: Convert to fraction form
    16,205.06/22,362.99 = 8,753.06/x
  3. Step 3: Cross multiply
    16,205.06x = 22,362.99 × 8,753.06
  4. Step 4: Simplify right side
    16,205.06x = 195,744,616.33
  5. Step 5: Solve for x
    x = 195,744,616.33/16,205.06
  6. Step 6: Final answer
    x = 12,079.23

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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.