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Finding the Fourth Proportional to 115,656.64, 173,534.16 and 49,111.09

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Solution

The fourth proportional to 115,656.64, 173,534.16 and 49,111.09 is: 73,687.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,656.64 : 173,534.16 = 49,111.09 : x
  2. Step 2: Convert to fraction form
    115,656.64/173,534.16 = 49,111.09/x
  3. Step 3: Cross multiply
    115,656.64x = 173,534.16 × 49,111.09
  4. Step 4: Simplify right side
    115,656.64x = 8,522,451,749.83
  5. Step 5: Solve for x
    x = 8,522,451,749.83/115,656.64
  6. Step 6: Final answer
    x = 73,687.53

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