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Finding the Fourth Proportional to 64,735.96, 89,340.16 and 36,057.92

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Solution

The fourth proportional to 64,735.96, 89,340.16 and 36,057.92 is: 49,762.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,735.96 : 89,340.16 = 36,057.92 : x
  2. Step 2: Convert to fraction form
    64,735.96/89,340.16 = 36,057.92/x
  3. Step 3: Cross multiply
    64,735.96x = 89,340.16 × 36,057.92
  4. Step 4: Simplify right side
    64,735.96x = 3,221,420,342.07
  5. Step 5: Solve for x
    x = 3,221,420,342.07/64,735.96
  6. Step 6: Final answer
    x = 49,762.46

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