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Finding the Fourth Proportional to 121,429.20, 167,573.04 and 67,717.63

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Solution

The fourth proportional to 121,429.20, 167,573.04 and 67,717.63 is: 93,450.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,429.20 : 167,573.04 = 67,717.63 : x
  2. Step 2: Convert to fraction form
    121,429.20/167,573.04 = 67,717.63/x
  3. Step 3: Cross multiply
    121,429.20x = 167,573.04 × 67,717.63
  4. Step 4: Simplify right side
    121,429.20x = 11,347,648,701.76
  5. Step 5: Solve for x
    x = 11,347,648,701.76/121,429.20
  6. Step 6: Final answer
    x = 93,450.74

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