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Finding the Fourth Proportional to 58,486.77, 80,711.69 and 31,629.02

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Solution

The fourth proportional to 58,486.77, 80,711.69 and 31,629.02 is: 43,648.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,486.77 : 80,711.69 = 31,629.02 : x
  2. Step 2: Convert to fraction form
    58,486.77/80,711.69 = 31,629.02/x
  3. Step 3: Cross multiply
    58,486.77x = 80,711.69 × 31,629.02
  4. Step 4: Simplify right side
    58,486.77x = 2,552,831,095.54
  5. Step 5: Solve for x
    x = 2,552,831,095.54/58,486.77
  6. Step 6: Final answer
    x = 43,648.01

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