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Finding the Fourth Proportional to 115,396.40, 173,159.40 and 48,825.20

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Solution

The fourth proportional to 115,396.40, 173,159.40 and 48,825.20 is: 73,265.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,396.40 : 173,159.40 = 48,825.20 : x
  2. Step 2: Convert to fraction form
    115,396.40/173,159.40 = 48,825.20/x
  3. Step 3: Cross multiply
    115,396.40x = 173,159.40 × 48,825.20
  4. Step 4: Simplify right side
    115,396.40x = 8,454,542,336.88
  5. Step 5: Solve for x
    x = 8,454,542,336.88/115,396.40
  6. Step 6: Final answer
    x = 73,265.22

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