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Finding the Fourth Proportional to 66,361.54, 99,482.14 and 33,091.80

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Solution

The fourth proportional to 66,361.54, 99,482.14 and 33,091.80 is: 49,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,361.54 : 99,482.14 = 33,091.80 : x
  2. Step 2: Convert to fraction form
    66,361.54/99,482.14 = 33,091.80/x
  3. Step 3: Cross multiply
    66,361.54x = 99,482.14 × 33,091.80
  4. Step 4: Simplify right side
    66,361.54x = 3,292,043,080.45
  5. Step 5: Solve for x
    x = 3,292,043,080.45/66,361.54
  6. Step 6: Final answer
    x = 49,607.70

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