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Finding the Fourth Proportional to 44,449.20, 61,322.40 and 28,531.20

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Solution

The fourth proportional to 44,449.20, 61,322.40 and 28,531.20 is: 39,361.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,449.20 : 61,322.40 = 28,531.20 : x
  2. Step 2: Convert to fraction form
    44,449.20/61,322.40 = 28,531.20/x
  3. Step 3: Cross multiply
    44,449.20x = 61,322.40 × 28,531.20
  4. Step 4: Simplify right side
    44,449.20x = 1,749,601,658.88
  5. Step 5: Solve for x
    x = 1,749,601,658.88/44,449.20
  6. Step 6: Final answer
    x = 39,361.83

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