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Finding the Fourth Proportional to 65,644.37, 98,353.15 and 51,693.47

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Solution

The fourth proportional to 65,644.37, 98,353.15 and 51,693.47 is: 77,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,644.37 : 98,353.15 = 51,693.47 : x
  2. Step 2: Convert to fraction form
    65,644.37/98,353.15 = 51,693.47/x
  3. Step 3: Cross multiply
    65,644.37x = 98,353.15 × 51,693.47
  4. Step 4: Simplify right side
    65,644.37x = 5,084,214,987.93
  5. Step 5: Solve for x
    x = 5,084,214,987.93/65,644.37
  6. Step 6: Final answer
    x = 77,450.90

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