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Finding the Fourth Proportional to 84,169.59, 126,254.58 and 34,214.46

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Solution

The fourth proportional to 84,169.59, 126,254.58 and 34,214.46 is: 51,321.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,169.59 : 126,254.58 = 34,214.46 : x
  2. Step 2: Convert to fraction form
    84,169.59/126,254.58 = 34,214.46/x
  3. Step 3: Cross multiply
    84,169.59x = 126,254.58 × 34,214.46
  4. Step 4: Simplify right side
    84,169.59x = 4,319,732,277.23
  5. Step 5: Solve for x
    x = 4,319,732,277.23/84,169.59
  6. Step 6: Final answer
    x = 51,321.77

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