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Finding the Fourth Proportional to 99,316.89, 148,928.49 and 36,092.55

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Solution

The fourth proportional to 99,316.89, 148,928.49 and 36,092.55 is: 54,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,316.89 : 148,928.49 = 36,092.55 : x
  2. Step 2: Convert to fraction form
    99,316.89/148,928.49 = 36,092.55/x
  3. Step 3: Cross multiply
    99,316.89x = 148,928.49 × 36,092.55
  4. Step 4: Simplify right side
    99,316.89x = 5,375,208,971.75
  5. Step 5: Solve for x
    x = 5,375,208,971.75/99,316.89
  6. Step 6: Final answer
    x = 54,121.80

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