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Finding the Fourth Proportional to 208,487.54, 313,077.26 and 130,099.98

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Solution

The fourth proportional to 208,487.54, 313,077.26 and 130,099.98 is: 195,365.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,487.54 : 313,077.26 = 130,099.98 : x
  2. Step 2: Convert to fraction form
    208,487.54/313,077.26 = 130,099.98/x
  3. Step 3: Cross multiply
    208,487.54x = 313,077.26 × 130,099.98
  4. Step 4: Simplify right side
    208,487.54x = 40,731,344,613.95
  5. Step 5: Solve for x
    x = 40,731,344,613.95/208,487.54
  6. Step 6: Final answer
    x = 195,365.85

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