Home / 106,865.30-160,335.12-40,324.62

Finding the Fourth Proportional to 106,865.30, 160,335.12 and 40,324.62

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Solution

The fourth proportional to 106,865.30, 160,335.12 and 40,324.62 is: 60,500.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,865.30 : 160,335.12 = 40,324.62 : x
  2. Step 2: Convert to fraction form
    106,865.30/160,335.12 = 40,324.62/x
  3. Step 3: Cross multiply
    106,865.30x = 160,335.12 × 40,324.62
  4. Step 4: Simplify right side
    106,865.30x = 6,465,452,786.65
  5. Step 5: Solve for x
    x = 6,465,452,786.65/106,865.30
  6. Step 6: Final answer
    x = 60,500.96

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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.