Home / 132,096.75-198,103.55-43,329.62

Finding the Fourth Proportional to 132,096.75, 198,103.55 and 43,329.62

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Solution

The fourth proportional to 132,096.75, 198,103.55 and 43,329.62 is: 64,980.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,096.75 : 198,103.55 = 43,329.62 : x
  2. Step 2: Convert to fraction form
    132,096.75/198,103.55 = 43,329.62/x
  3. Step 3: Cross multiply
    132,096.75x = 198,103.55 × 43,329.62
  4. Step 4: Simplify right side
    132,096.75x = 8,583,750,334.99
  5. Step 5: Solve for x
    x = 8,583,750,334.99/132,096.75
  6. Step 6: Final answer
    x = 64,980.78

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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.