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Finding the Fourth Proportional to 82,344.33, 123,421.12 and 37,877.76

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Solution

The fourth proportional to 82,344.33, 123,421.12 and 37,877.76 is: 56,772.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,344.33 : 123,421.12 = 37,877.76 : x
  2. Step 2: Convert to fraction form
    82,344.33/123,421.12 = 37,877.76/x
  3. Step 3: Cross multiply
    82,344.33x = 123,421.12 × 37,877.76
  4. Step 4: Simplify right side
    82,344.33x = 4,674,915,467.60
  5. Step 5: Solve for x
    x = 4,674,915,467.60/82,344.33
  6. Step 6: Final answer
    x = 56,772.77

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