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Finding the Fourth Proportional to 248,463.18, 342,789.13 and 140,970.95

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Solution

The fourth proportional to 248,463.18, 342,789.13 and 140,970.95 is: 194,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,463.18 : 342,789.13 = 140,970.95 : x
  2. Step 2: Convert to fraction form
    248,463.18/342,789.13 = 140,970.95/x
  3. Step 3: Cross multiply
    248,463.18x = 342,789.13 × 140,970.95
  4. Step 4: Simplify right side
    248,463.18x = 48,323,309,053.50
  5. Step 5: Solve for x
    x = 48,323,309,053.50/248,463.18
  6. Step 6: Final answer
    x = 194,488.81

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