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Finding the Fourth Proportional to 109,651.89, 151,323.27 and 67,202.22

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Solution

The fourth proportional to 109,651.89, 151,323.27 and 67,202.22 is: 92,741.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,651.89 : 151,323.27 = 67,202.22 : x
  2. Step 2: Convert to fraction form
    109,651.89/151,323.27 = 67,202.22/x
  3. Step 3: Cross multiply
    109,651.89x = 151,323.27 × 67,202.22
  4. Step 4: Simplify right side
    109,651.89x = 10,169,259,681.66
  5. Step 5: Solve for x
    x = 10,169,259,681.66/109,651.89
  6. Step 6: Final answer
    x = 92,741.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.