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Finding the Fourth Proportional to 83,881.50, 115,757.28 and 46,156.56

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Solution

The fourth proportional to 83,881.50, 115,757.28 and 46,156.56 is: 63,696.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,881.50 : 115,757.28 = 46,156.56 : x
  2. Step 2: Convert to fraction form
    83,881.50/115,757.28 = 46,156.56/x
  3. Step 3: Cross multiply
    83,881.50x = 115,757.28 × 46,156.56
  4. Step 4: Simplify right side
    83,881.50x = 5,342,957,839.76
  5. Step 5: Solve for x
    x = 5,342,957,839.76/83,881.50
  6. Step 6: Final answer
    x = 63,696.50

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