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Finding the Fourth Proportional to 81,933.44, 122,894.40 and 46,762.88

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Solution

The fourth proportional to 81,933.44, 122,894.40 and 46,762.88 is: 70,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,933.44 : 122,894.40 = 46,762.88 : x
  2. Step 2: Convert to fraction form
    81,933.44/122,894.40 = 46,762.88/x
  3. Step 3: Cross multiply
    81,933.44x = 122,894.40 × 46,762.88
  4. Step 4: Simplify right side
    81,933.44x = 5,746,896,079.87
  5. Step 5: Solve for x
    x = 5,746,896,079.87/81,933.44
  6. Step 6: Final answer
    x = 70,141.03

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