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Finding the Fourth Proportional to 72,379.07, 108,590.56 and 34,932.16

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Solution

The fourth proportional to 72,379.07, 108,590.56 and 34,932.16 is: 52,408.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,379.07 : 108,590.56 = 34,932.16 : x
  2. Step 2: Convert to fraction form
    72,379.07/108,590.56 = 34,932.16/x
  3. Step 3: Cross multiply
    72,379.07x = 108,590.56 × 34,932.16
  4. Step 4: Simplify right side
    72,379.07x = 3,793,302,864.82
  5. Step 5: Solve for x
    x = 3,793,302,864.82/72,379.07
  6. Step 6: Final answer
    x = 52,408.84

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