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Finding the Fourth Proportional to 35,647.98, 49,189.06 and 19,732.40

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Solution

The fourth proportional to 35,647.98, 49,189.06 and 19,732.40 is: 27,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,647.98 : 49,189.06 = 19,732.40 : x
  2. Step 2: Convert to fraction form
    35,647.98/49,189.06 = 19,732.40/x
  3. Step 3: Cross multiply
    35,647.98x = 49,189.06 × 19,732.40
  4. Step 4: Simplify right side
    35,647.98x = 970,617,912.27
  5. Step 5: Solve for x
    x = 970,617,912.27/35,647.98
  6. Step 6: Final answer
    x = 27,227.85

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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.