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Finding the Fourth Proportional to 83,467.71, 124,930.62 and 61,276.14

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Solution

The fourth proportional to 83,467.71, 124,930.62 and 61,276.14 is: 91,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,467.71 : 124,930.62 = 61,276.14 : x
  2. Step 2: Convert to fraction form
    83,467.71/124,930.62 = 61,276.14/x
  3. Step 3: Cross multiply
    83,467.71x = 124,930.62 × 61,276.14
  4. Step 4: Simplify right side
    83,467.71x = 7,655,266,161.41
  5. Step 5: Solve for x
    x = 7,655,266,161.41/83,467.71
  6. Step 6: Final answer
    x = 91,715.30

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