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Finding the Fourth Proportional to 54,058.70, 81,095.80 and 16,621.91

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Solution

The fourth proportional to 54,058.70, 81,095.80 and 16,621.91 is: 24,935.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,058.70 : 81,095.80 = 16,621.91 : x
  2. Step 2: Convert to fraction form
    54,058.70/81,095.80 = 16,621.91/x
  3. Step 3: Cross multiply
    54,058.70x = 81,095.80 × 16,621.91
  4. Step 4: Simplify right side
    54,058.70x = 1,347,967,250.16
  5. Step 5: Solve for x
    x = 1,347,967,250.16/54,058.70
  6. Step 6: Final answer
    x = 24,935.25

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