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Finding the Fourth Proportional to 40,963.55, 61,445.30 and 23,421.08

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Solution

The fourth proportional to 40,963.55, 61,445.30 and 23,421.08 is: 35,131.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,963.55 : 61,445.30 = 23,421.08 : x
  2. Step 2: Convert to fraction form
    40,963.55/61,445.30 = 23,421.08/x
  3. Step 3: Cross multiply
    40,963.55x = 61,445.30 × 23,421.08
  4. Step 4: Simplify right side
    40,963.55x = 1,439,115,323.43
  5. Step 5: Solve for x
    x = 1,439,115,323.43/40,963.55
  6. Step 6: Final answer
    x = 35,131.61

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