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Finding the Fourth Proportional to 55,796.56, 76,999.25 and 30,646.06

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Solution

The fourth proportional to 55,796.56, 76,999.25 and 30,646.06 is: 42,291.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,796.56 : 76,999.25 = 30,646.06 : x
  2. Step 2: Convert to fraction form
    55,796.56/76,999.25 = 30,646.06/x
  3. Step 3: Cross multiply
    55,796.56x = 76,999.25 × 30,646.06
  4. Step 4: Simplify right side
    55,796.56x = 2,359,723,635.46
  5. Step 5: Solve for x
    x = 2,359,723,635.46/55,796.56
  6. Step 6: Final answer
    x = 42,291.56

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