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Finding the Fourth Proportional to 16,611.09, 22,922.44 and 9,537.09

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Solution

The fourth proportional to 16,611.09, 22,922.44 and 9,537.09 is: 13,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611.09 : 22,922.44 = 9,537.09 : x
  2. Step 2: Convert to fraction form
    16,611.09/22,922.44 = 9,537.09/x
  3. Step 3: Cross multiply
    16,611.09x = 22,922.44 × 9,537.09
  4. Step 4: Simplify right side
    16,611.09x = 218,613,373.30
  5. Step 5: Solve for x
    x = 218,613,373.30/16,611.09
  6. Step 6: Final answer
    x = 13,160.69

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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.