Home / 197,734.50-296,557.20-91,016.10

Finding the Fourth Proportional to 197,734.50, 296,557.20 and 91,016.10

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Solution

The fourth proportional to 197,734.50, 296,557.20 and 91,016.10 is: 136,503.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,734.50 : 296,557.20 = 91,016.10 : x
  2. Step 2: Convert to fraction form
    197,734.50/296,557.20 = 91,016.10/x
  3. Step 3: Cross multiply
    197,734.50x = 296,557.20 × 91,016.10
  4. Step 4: Simplify right side
    197,734.50x = 26,991,479,770.92
  5. Step 5: Solve for x
    x = 26,991,479,770.92/197,734.50
  6. Step 6: Final answer
    x = 136,503.64

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Why These Related Problems?

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