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Finding the Fourth Proportional to 48,788.92, 67,303.94 and 30,853.72

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Solution

The fourth proportional to 48,788.92, 67,303.94 and 30,853.72 is: 42,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,788.92 : 67,303.94 = 30,853.72 : x
  2. Step 2: Convert to fraction form
    48,788.92/67,303.94 = 30,853.72/x
  3. Step 3: Cross multiply
    48,788.92x = 67,303.94 × 30,853.72
  4. Step 4: Simplify right side
    48,788.92x = 2,076,576,919.66
  5. Step 5: Solve for x
    x = 2,076,576,919.66/48,788.92
  6. Step 6: Final answer
    x = 42,562.47

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