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Finding the Fourth Proportional to 55,797.18, 83,695.62 and 20,258.46

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Solution

The fourth proportional to 55,797.18, 83,695.62 and 20,258.46 is: 30,387.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,797.18 : 83,695.62 = 20,258.46 : x
  2. Step 2: Convert to fraction form
    55,797.18/83,695.62 = 20,258.46/x
  3. Step 3: Cross multiply
    55,797.18x = 83,695.62 × 20,258.46
  4. Step 4: Simplify right side
    55,797.18x = 1,695,544,369.95
  5. Step 5: Solve for x
    x = 1,695,544,369.95/55,797.18
  6. Step 6: Final answer
    x = 30,387.64

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