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Finding the Fourth Proportional to 93,351.15, 128,722.68 and 63,083.97

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Solution

The fourth proportional to 93,351.15, 128,722.68 and 63,083.97 is: 86,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,351.15 : 128,722.68 = 63,083.97 : x
  2. Step 2: Convert to fraction form
    93,351.15/128,722.68 = 63,083.97/x
  3. Step 3: Cross multiply
    93,351.15x = 128,722.68 × 63,083.97
  4. Step 4: Simplify right side
    93,351.15x = 8,120,337,683.44
  5. Step 5: Solve for x
    x = 8,120,337,683.44/93,351.15
  6. Step 6: Final answer
    x = 86,987.01

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