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Finding the Fourth Proportional to 57,250.16, 79,009.28 and 31,764.88

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Solution

The fourth proportional to 57,250.16, 79,009.28 and 31,764.88 is: 43,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,250.16 : 79,009.28 = 31,764.88 : x
  2. Step 2: Convert to fraction form
    57,250.16/79,009.28 = 31,764.88/x
  3. Step 3: Cross multiply
    57,250.16x = 79,009.28 × 31,764.88
  4. Step 4: Simplify right side
    57,250.16x = 2,509,720,298.09
  5. Step 5: Solve for x
    x = 2,509,720,298.09/57,250.16
  6. Step 6: Final answer
    x = 43,837.79

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