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Finding the Fourth Proportional to 232,813.92, 349,324.56 and 121,980

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Solution

The fourth proportional to 232,813.92, 349,324.56 and 121,980 is: 183,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,813.92 : 349,324.56 = 121,980 : x
  2. Step 2: Convert to fraction form
    232,813.92/349,324.56 = 121,980/x
  3. Step 3: Cross multiply
    232,813.92x = 349,324.56 × 121,980
  4. Step 4: Simplify right side
    232,813.92x = 42,610,609,828.80
  5. Step 5: Solve for x
    x = 42,610,609,828.80/232,813.92
  6. Step 6: Final answer
    x = 183,024.32

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