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Finding the Fourth Proportional to 147,361.77, 220,885.26 and 84,045.56

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Solution

The fourth proportional to 147,361.77, 220,885.26 and 84,045.56 is: 125,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,361.77 : 220,885.26 = 84,045.56 : x
  2. Step 2: Convert to fraction form
    147,361.77/220,885.26 = 84,045.56/x
  3. Step 3: Cross multiply
    147,361.77x = 220,885.26 × 84,045.56
  4. Step 4: Simplify right side
    147,361.77x = 18,564,424,268.02
  5. Step 5: Solve for x
    x = 18,564,424,268.02/147,361.77
  6. Step 6: Final answer
    x = 125,978.56

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