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Finding the Fourth Proportional to 10,175.76, 15,261.81 and 3,601.98

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Solution

The fourth proportional to 10,175.76, 15,261.81 and 3,601.98 is: 5,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.76 : 15,261.81 = 3,601.98 : x
  2. Step 2: Convert to fraction form
    10,175.76/15,261.81 = 3,601.98/x
  3. Step 3: Cross multiply
    10,175.76x = 15,261.81 × 3,601.98
  4. Step 4: Simplify right side
    10,175.76x = 54,972,734.38
  5. Step 5: Solve for x
    x = 54,972,734.38/10,175.76
  6. Step 6: Final answer
    x = 5,402.32

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