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Finding the Fourth Proportional to 82,768.55, 124,128.59 and 37,764.41

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Solution

The fourth proportional to 82,768.55, 124,128.59 and 37,764.41 is: 56,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,768.55 : 124,128.59 = 37,764.41 : x
  2. Step 2: Convert to fraction form
    82,768.55/124,128.59 = 37,764.41/x
  3. Step 3: Cross multiply
    82,768.55x = 124,128.59 × 37,764.41
  4. Step 4: Simplify right side
    82,768.55x = 4,687,642,156.02
  5. Step 5: Solve for x
    x = 4,687,642,156.02/82,768.55
  6. Step 6: Final answer
    x = 56,635.55

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