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Finding the Fourth Proportional to 83,543.96, 115,280.00 and 47,736.29

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Solution

The fourth proportional to 83,543.96, 115,280.00 and 47,736.29 is: 65,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,543.96 : 115,280.00 = 47,736.29 : x
  2. Step 2: Convert to fraction form
    83,543.96/115,280.00 = 47,736.29/x
  3. Step 3: Cross multiply
    83,543.96x = 115,280.00 × 47,736.29
  4. Step 4: Simplify right side
    83,543.96x = 5,503,038,696.12
  5. Step 5: Solve for x
    x = 5,503,038,696.12/83,543.96
  6. Step 6: Final answer
    x = 65,869.98

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