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Finding the Fourth Proportional to 115,401.75, 159,254.90 and 62,409.75

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Solution

The fourth proportional to 115,401.75, 159,254.90 and 62,409.75 is: 86,125.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,401.75 : 159,254.90 = 62,409.75 : x
  2. Step 2: Convert to fraction form
    115,401.75/159,254.90 = 62,409.75/x
  3. Step 3: Cross multiply
    115,401.75x = 159,254.90 × 62,409.75
  4. Step 4: Simplify right side
    115,401.75x = 9,939,058,183.23
  5. Step 5: Solve for x
    x = 9,939,058,183.23/115,401.75
  6. Step 6: Final answer
    x = 86,125.71

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