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Finding the Fourth Proportional to 132,910.40, 199,474.40 and 131,873.60

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Solution

The fourth proportional to 132,910.40, 199,474.40 and 131,873.60 is: 197,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,910.40 : 199,474.40 = 131,873.60 : x
  2. Step 2: Convert to fraction form
    132,910.40/199,474.40 = 131,873.60/x
  3. Step 3: Cross multiply
    132,910.40x = 199,474.40 × 131,873.60
  4. Step 4: Simplify right side
    132,910.40x = 26,305,407,235.84
  5. Step 5: Solve for x
    x = 26,305,407,235.84/132,910.40
  6. Step 6: Final answer
    x = 197,918.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.