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Finding the Fourth Proportional to 161,580.33, 242,481.21 and 56,399.31

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Solution

The fourth proportional to 161,580.33, 242,481.21 and 56,399.31 is: 84,637.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,580.33 : 242,481.21 = 56,399.31 : x
  2. Step 2: Convert to fraction form
    161,580.33/242,481.21 = 56,399.31/x
  3. Step 3: Cross multiply
    161,580.33x = 242,481.21 × 56,399.31
  4. Step 4: Simplify right side
    161,580.33x = 13,675,772,931.97
  5. Step 5: Solve for x
    x = 13,675,772,931.97/161,580.33
  6. Step 6: Final answer
    x = 84,637.61

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