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Finding the Fourth Proportional to 56,072.56, 77,385.60 and 41,900.80

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Solution

The fourth proportional to 56,072.56, 77,385.60 and 41,900.80 is: 57,827.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,072.56 : 77,385.60 = 41,900.80 : x
  2. Step 2: Convert to fraction form
    56,072.56/77,385.60 = 41,900.80/x
  3. Step 3: Cross multiply
    56,072.56x = 77,385.60 × 41,900.80
  4. Step 4: Simplify right side
    56,072.56x = 3,242,518,548.48
  5. Step 5: Solve for x
    x = 3,242,518,548.48/56,072.56
  6. Step 6: Final answer
    x = 57,827.19

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