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Finding the Fourth Proportional to 144,704.80, 216,898.80 and 51,162.40

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Solution

The fourth proportional to 144,704.80, 216,898.80 and 51,162.40 is: 76,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,704.80 : 216,898.80 = 51,162.40 : x
  2. Step 2: Convert to fraction form
    144,704.80/216,898.80 = 51,162.40/x
  3. Step 3: Cross multiply
    144,704.80x = 216,898.80 × 51,162.40
  4. Step 4: Simplify right side
    144,704.80x = 11,097,063,165.12
  5. Step 5: Solve for x
    x = 11,097,063,165.12/144,704.80
  6. Step 6: Final answer
    x = 76,687.60

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