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Finding the Fourth Proportional to 96,432.64, 133,077.20 and 53,991.88

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Solution

The fourth proportional to 96,432.64, 133,077.20 and 53,991.88 is: 74,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,432.64 : 133,077.20 = 53,991.88 : x
  2. Step 2: Convert to fraction form
    96,432.64/133,077.20 = 53,991.88/x
  3. Step 3: Cross multiply
    96,432.64x = 133,077.20 × 53,991.88
  4. Step 4: Simplify right side
    96,432.64x = 7,185,088,213.14
  5. Step 5: Solve for x
    x = 7,185,088,213.14/96,432.64
  6. Step 6: Final answer
    x = 74,508.88

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