Home / 132,266.76-198,231.42-61,991.24

Finding the Fourth Proportional to 132,266.76, 198,231.42 and 61,991.24

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Solution

The fourth proportional to 132,266.76, 198,231.42 and 61,991.24 is: 92,907.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,266.76 : 198,231.42 = 61,991.24 : x
  2. Step 2: Convert to fraction form
    132,266.76/198,231.42 = 61,991.24/x
  3. Step 3: Cross multiply
    132,266.76x = 198,231.42 × 61,991.24
  4. Step 4: Simplify right side
    132,266.76x = 12,288,611,532.76
  5. Step 5: Solve for x
    x = 12,288,611,532.76/132,266.76
  6. Step 6: Final answer
    x = 92,907.78

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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.