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Finding the Fourth Proportional to 83,591.46, 125,396.71 and 30,308.53

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Solution

The fourth proportional to 83,591.46, 125,396.71 and 30,308.53 is: 45,466.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,591.46 : 125,396.71 = 30,308.53 : x
  2. Step 2: Convert to fraction form
    83,591.46/125,396.71 = 30,308.53/x
  3. Step 3: Cross multiply
    83,591.46x = 125,396.71 × 30,308.53
  4. Step 4: Simplify right side
    83,591.46x = 3,800,590,189.56
  5. Step 5: Solve for x
    x = 3,800,590,189.56/83,591.46
  6. Step 6: Final answer
    x = 45,466.25

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