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Finding the Fourth Proportional to 64,959.06, 89,643.78 and 35,151.06

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Solution

The fourth proportional to 64,959.06, 89,643.78 and 35,151.06 is: 48,508.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,959.06 : 89,643.78 = 35,151.06 : x
  2. Step 2: Convert to fraction form
    64,959.06/89,643.78 = 35,151.06/x
  3. Step 3: Cross multiply
    64,959.06x = 89,643.78 × 35,151.06
  4. Step 4: Simplify right side
    64,959.06x = 3,151,073,889.41
  5. Step 5: Solve for x
    x = 3,151,073,889.41/64,959.06
  6. Step 6: Final answer
    x = 48,508.61

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