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Finding the Fourth Proportional to 10,083.44, 15,127.48 and 3,927.44

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Solution

The fourth proportional to 10,083.44, 15,127.48 and 3,927.44 is: 5,892.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.44 : 15,127.48 = 3,927.44 : x
  2. Step 2: Convert to fraction form
    10,083.44/15,127.48 = 3,927.44/x
  3. Step 3: Cross multiply
    10,083.44x = 15,127.48 × 3,927.44
  4. Step 4: Simplify right side
    10,083.44x = 59,412,270.05
  5. Step 5: Solve for x
    x = 59,412,270.05/10,083.44
  6. Step 6: Final answer
    x = 5,892.06

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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.