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Finding the Fourth Proportional to 52,601.06, 78,900.78 and 15,665.06

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Solution

The fourth proportional to 52,601.06, 78,900.78 and 15,665.06 is: 23,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,601.06 : 78,900.78 = 15,665.06 : x
  2. Step 2: Convert to fraction form
    52,601.06/78,900.78 = 15,665.06/x
  3. Step 3: Cross multiply
    52,601.06x = 78,900.78 × 15,665.06
  4. Step 4: Simplify right side
    52,601.06x = 1,235,985,452.75
  5. Step 5: Solve for x
    x = 1,235,985,452.75/52,601.06
  6. Step 6: Final answer
    x = 23,497.35

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