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Finding the Fourth Proportional to 248,533.80, 342,980.55 and 135,356.46

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Solution

The fourth proportional to 248,533.80, 342,980.55 and 135,356.46 is: 186,794.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,533.80 : 342,980.55 = 135,356.46 : x
  2. Step 2: Convert to fraction form
    248,533.80/342,980.55 = 135,356.46/x
  3. Step 3: Cross multiply
    248,533.80x = 342,980.55 × 135,356.46
  4. Step 4: Simplify right side
    248,533.80x = 46,424,633,096.85
  5. Step 5: Solve for x
    x = 46,424,633,096.85/248,533.80
  6. Step 6: Final answer
    x = 186,794.04

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