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Finding the Fourth Proportional to 5,144.50, 7,092.12 and 3,655.82

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Solution

The fourth proportional to 5,144.50, 7,092.12 and 3,655.82 is: 5,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144.50 : 7,092.12 = 3,655.82 : x
  2. Step 2: Convert to fraction form
    5,144.50/7,092.12 = 3,655.82/x
  3. Step 3: Cross multiply
    5,144.50x = 7,092.12 × 3,655.82
  4. Step 4: Simplify right side
    5,144.50x = 25,927,514.14
  5. Step 5: Solve for x
    x = 25,927,514.14/5,144.50
  6. Step 6: Final answer
    x = 5,039.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.