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Finding the Fourth Proportional to 18,080.82, 27,114.90 and 8,592

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Solution

The fourth proportional to 18,080.82, 27,114.90 and 8,592 is: 12,884.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.82 : 27,114.90 = 8,592 : x
  2. Step 2: Convert to fraction form
    18,080.82/27,114.90 = 8,592/x
  3. Step 3: Cross multiply
    18,080.82x = 27,114.90 × 8,592
  4. Step 4: Simplify right side
    18,080.82x = 232,971,220.80
  5. Step 5: Solve for x
    x = 232,971,220.80/18,080.82
  6. Step 6: Final answer
    x = 12,884.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.