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Finding the Fourth Proportional to 102,230.44, 141,068.11 and 75,387.40

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Solution

The fourth proportional to 102,230.44, 141,068.11 and 75,387.40 is: 104,027.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,230.44 : 141,068.11 = 75,387.40 : x
  2. Step 2: Convert to fraction form
    102,230.44/141,068.11 = 75,387.40/x
  3. Step 3: Cross multiply
    102,230.44x = 141,068.11 × 75,387.40
  4. Step 4: Simplify right side
    102,230.44x = 10,634,756,953.54
  5. Step 5: Solve for x
    x = 10,634,756,953.54/102,230.44
  6. Step 6: Final answer
    x = 104,027.31

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