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Finding the Fourth Proportional to 243,048.67, 335,357.07 and 139,662.89

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Solution

The fourth proportional to 243,048.67, 335,357.07 and 139,662.89 is: 192,706.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,048.67 : 335,357.07 = 139,662.89 : x
  2. Step 2: Convert to fraction form
    243,048.67/335,357.07 = 139,662.89/x
  3. Step 3: Cross multiply
    243,048.67x = 335,357.07 × 139,662.89
  4. Step 4: Simplify right side
    243,048.67x = 46,836,937,578.13
  5. Step 5: Solve for x
    x = 46,836,937,578.13/243,048.67
  6. Step 6: Final answer
    x = 192,706.00

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