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Finding the Fourth Proportional to 83,884.53, 115,760.66 and 46,158.78

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Solution

The fourth proportional to 83,884.53, 115,760.66 and 46,158.78 is: 63,699.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,884.53 : 115,760.66 = 46,158.78 : x
  2. Step 2: Convert to fraction form
    83,884.53/115,760.66 = 46,158.78/x
  3. Step 3: Cross multiply
    83,884.53x = 115,760.66 × 46,158.78
  4. Step 4: Simplify right side
    83,884.53x = 5,343,371,040.90
  5. Step 5: Solve for x
    x = 5,343,371,040.90/83,884.53
  6. Step 6: Final answer
    x = 63,699.12

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