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Finding the Fourth Proportional to 76,806.93, 115,210.41 and 24,220.53

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Solution

The fourth proportional to 76,806.93, 115,210.41 and 24,220.53 is: 36,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,806.93 : 115,210.41 = 24,220.53 : x
  2. Step 2: Convert to fraction form
    76,806.93/115,210.41 = 24,220.53/x
  3. Step 3: Cross multiply
    76,806.93x = 115,210.41 × 24,220.53
  4. Step 4: Simplify right side
    76,806.93x = 2,790,457,191.72
  5. Step 5: Solve for x
    x = 2,790,457,191.72/76,806.93
  6. Step 6: Final answer
    x = 36,330.80

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