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Finding the Fourth Proportional to 76,861.42, 115,327.76 and 32,498.52

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Solution

The fourth proportional to 76,861.42, 115,327.76 and 32,498.52 is: 48,762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,861.42 : 115,327.76 = 32,498.52 : x
  2. Step 2: Convert to fraction form
    76,861.42/115,327.76 = 32,498.52/x
  3. Step 3: Cross multiply
    76,861.42x = 115,327.76 × 32,498.52
  4. Step 4: Simplify right side
    76,861.42x = 3,747,981,514.92
  5. Step 5: Solve for x
    x = 3,747,981,514.92/76,861.42
  6. Step 6: Final answer
    x = 48,762.85

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