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Finding the Fourth Proportional to 77,772.52, 107,100.14 and 67,558.89

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Solution

The fourth proportional to 77,772.52, 107,100.14 and 67,558.89 is: 93,035.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,772.52 : 107,100.14 = 67,558.89 : x
  2. Step 2: Convert to fraction form
    77,772.52/107,100.14 = 67,558.89/x
  3. Step 3: Cross multiply
    77,772.52x = 107,100.14 × 67,558.89
  4. Step 4: Simplify right side
    77,772.52x = 7,235,566,239.45
  5. Step 5: Solve for x
    x = 7,235,566,239.45/77,772.52
  6. Step 6: Final answer
    x = 93,035.00

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