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Finding the Fourth Proportional to 44,382.40, 66,554.16 and 13,211.44

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Solution

The fourth proportional to 44,382.40, 66,554.16 and 13,211.44 is: 19,811.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,382.40 : 66,554.16 = 13,211.44 : x
  2. Step 2: Convert to fraction form
    44,382.40/66,554.16 = 13,211.44/x
  3. Step 3: Cross multiply
    44,382.40x = 66,554.16 × 13,211.44
  4. Step 4: Simplify right side
    44,382.40x = 879,276,291.59
  5. Step 5: Solve for x
    x = 879,276,291.59/44,382.40
  6. Step 6: Final answer
    x = 19,811.37

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