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Finding the Fourth Proportional to 76,377.10, 105,395.62 and 46,144.55

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Solution

The fourth proportional to 76,377.10, 105,395.62 and 46,144.55 is: 63,676.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,377.10 : 105,395.62 = 46,144.55 : x
  2. Step 2: Convert to fraction form
    76,377.10/105,395.62 = 46,144.55/x
  3. Step 3: Cross multiply
    76,377.10x = 105,395.62 × 46,144.55
  4. Step 4: Simplify right side
    76,377.10x = 4,863,433,456.87
  5. Step 5: Solve for x
    x = 4,863,433,456.87/76,377.10
  6. Step 6: Final answer
    x = 63,676.59

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