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Finding the Fourth Proportional to 38,949.68, 58,426.40 and 10,869.68

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Solution

The fourth proportional to 38,949.68, 58,426.40 and 10,869.68 is: 16,305.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,949.68 : 58,426.40 = 10,869.68 : x
  2. Step 2: Convert to fraction form
    38,949.68/58,426.40 = 10,869.68/x
  3. Step 3: Cross multiply
    38,949.68x = 58,426.40 × 10,869.68
  4. Step 4: Simplify right side
    38,949.68x = 635,076,271.55
  5. Step 5: Solve for x
    x = 635,076,271.55/38,949.68
  6. Step 6: Final answer
    x = 16,305.04

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