Home / 132,746.34-198,651.60-82,849.80

Finding the Fourth Proportional to 132,746.34, 198,651.60 and 82,849.80

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Solution

The fourth proportional to 132,746.34, 198,651.60 and 82,849.80 is: 123,982.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,746.34 : 198,651.60 = 82,849.80 : x
  2. Step 2: Convert to fraction form
    132,746.34/198,651.60 = 82,849.80/x
  3. Step 3: Cross multiply
    132,746.34x = 198,651.60 × 82,849.80
  4. Step 4: Simplify right side
    132,746.34x = 16,458,245,329.68
  5. Step 5: Solve for x
    x = 16,458,245,329.68/132,746.34
  6. Step 6: Final answer
    x = 123,982.67

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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.