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Finding the Fourth Proportional to 124,940, 187,435.92 and 51,068

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Solution

The fourth proportional to 124,940, 187,435.92 and 51,068 is: 76,612.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,940 : 187,435.92 = 51,068 : x
  2. Step 2: Convert to fraction form
    124,940/187,435.92 = 51,068/x
  3. Step 3: Cross multiply
    124,940x = 187,435.92 × 51,068
  4. Step 4: Simplify right side
    124,940x = 9,571,977,562.56
  5. Step 5: Solve for x
    x = 9,571,977,562.56/124,940
  6. Step 6: Final answer
    x = 76,612.59

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