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Finding the Fourth Proportional to 44,428.44, 66,661.08 and 19,455.60

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Solution

The fourth proportional to 44,428.44, 66,661.08 and 19,455.60 is: 29,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,428.44 : 66,661.08 = 19,455.60 : x
  2. Step 2: Convert to fraction form
    44,428.44/66,661.08 = 19,455.60/x
  3. Step 3: Cross multiply
    44,428.44x = 66,661.08 × 19,455.60
  4. Step 4: Simplify right side
    44,428.44x = 1,296,931,308.05
  5. Step 5: Solve for x
    x = 1,296,931,308.05/44,428.44
  6. Step 6: Final answer
    x = 29,191.47

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