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Finding the Fourth Proportional to 43,180.85, 64,729.71 and 22,130.84

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Solution

The fourth proportional to 43,180.85, 64,729.71 and 22,130.84 is: 33,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,180.85 : 64,729.71 = 22,130.84 : x
  2. Step 2: Convert to fraction form
    43,180.85/64,729.71 = 22,130.84/x
  3. Step 3: Cross multiply
    43,180.85x = 64,729.71 × 22,130.84
  4. Step 4: Simplify right side
    43,180.85x = 1,432,522,531.61
  5. Step 5: Solve for x
    x = 1,432,522,531.61/43,180.85
  6. Step 6: Final answer
    x = 33,174.95

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