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Finding the Fourth Proportional to 16,553.19, 22,843.40 and 9,101.19

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Solution

The fourth proportional to 16,553.19, 22,843.40 and 9,101.19 is: 12,559.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,553.19 : 22,843.40 = 9,101.19 : x
  2. Step 2: Convert to fraction form
    16,553.19/22,843.40 = 9,101.19/x
  3. Step 3: Cross multiply
    16,553.19x = 22,843.40 × 9,101.19
  4. Step 4: Simplify right side
    16,553.19x = 207,902,123.65
  5. Step 5: Solve for x
    x = 207,902,123.65/16,553.19
  6. Step 6: Final answer
    x = 12,559.64

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Double scale
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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.