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Finding the Fourth Proportional to 7,656.25, 10,566.44 and 4,861.75

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Solution

The fourth proportional to 7,656.25, 10,566.44 and 4,861.75 is: 6,709.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656.25 : 10,566.44 = 4,861.75 : x
  2. Step 2: Convert to fraction form
    7,656.25/10,566.44 = 4,861.75/x
  3. Step 3: Cross multiply
    7,656.25x = 10,566.44 × 4,861.75
  4. Step 4: Simplify right side
    7,656.25x = 51,371,365.36
  5. Step 5: Solve for x
    x = 51,371,365.36/7,656.25
  6. Step 6: Final answer
    x = 6,709.73

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