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Finding the Fourth Proportional to 55,056.55, 75,990.14 and 36,195.43

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Solution

The fourth proportional to 55,056.55, 75,990.14 and 36,195.43 is: 49,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,056.55 : 75,990.14 = 36,195.43 : x
  2. Step 2: Convert to fraction form
    55,056.55/75,990.14 = 36,195.43/x
  3. Step 3: Cross multiply
    55,056.55x = 75,990.14 × 36,195.43
  4. Step 4: Simplify right side
    55,056.55x = 2,750,495,793.06
  5. Step 5: Solve for x
    x = 2,750,495,793.06/55,056.55
  6. Step 6: Final answer
    x = 49,957.65

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