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Finding the Fourth Proportional to 82,465.74, 123,523.29 and 55,828.08

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Solution

The fourth proportional to 82,465.74, 123,523.29 and 55,828.08 is: 83,623.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,465.74 : 123,523.29 = 55,828.08 : x
  2. Step 2: Convert to fraction form
    82,465.74/123,523.29 = 55,828.08/x
  3. Step 3: Cross multiply
    82,465.74x = 123,523.29 × 55,828.08
  4. Step 4: Simplify right side
    82,465.74x = 6,896,068,115.98
  5. Step 5: Solve for x
    x = 6,896,068,115.98/82,465.74
  6. Step 6: Final answer
    x = 83,623.43

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