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Finding the Fourth Proportional to 115,109.56, 172,678.92 and 32,003.56

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Solution

The fourth proportional to 115,109.56, 172,678.92 and 32,003.56 is: 48,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,109.56 : 172,678.92 = 32,003.56 : x
  2. Step 2: Convert to fraction form
    115,109.56/172,678.92 = 32,003.56/x
  3. Step 3: Cross multiply
    115,109.56x = 172,678.92 × 32,003.56
  4. Step 4: Simplify right side
    115,109.56x = 5,526,340,176.96
  5. Step 5: Solve for x
    x = 5,526,340,176.96/115,109.56
  6. Step 6: Final answer
    x = 48,009.39

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