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Finding the Fourth Proportional to 76,688.72, 115,044.69 and 24,093.26

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Solution

The fourth proportional to 76,688.72, 115,044.69 and 24,093.26 is: 36,143.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,688.72 : 115,044.69 = 24,093.26 : x
  2. Step 2: Convert to fraction form
    76,688.72/115,044.69 = 24,093.26/x
  3. Step 3: Cross multiply
    76,688.72x = 115,044.69 × 24,093.26
  4. Step 4: Simplify right side
    76,688.72x = 2,771,801,627.79
  5. Step 5: Solve for x
    x = 2,771,801,627.79/76,688.72
  6. Step 6: Final answer
    x = 36,143.54

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