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Finding the Fourth Proportional to 85,327.56, 117,754.56 and 47,601

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Solution

The fourth proportional to 85,327.56, 117,754.56 and 47,601 is: 65,690.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,327.56 : 117,754.56 = 47,601 : x
  2. Step 2: Convert to fraction form
    85,327.56/117,754.56 = 47,601/x
  3. Step 3: Cross multiply
    85,327.56x = 117,754.56 × 47,601
  4. Step 4: Simplify right side
    85,327.56x = 5,605,234,810.56
  5. Step 5: Solve for x
    x = 5,605,234,810.56/85,327.56
  6. Step 6: Final answer
    x = 65,690.79

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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.