Home / 106,930.48-160,229.32-40,334.16

Finding the Fourth Proportional to 106,930.48, 160,229.32 and 40,334.16

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Solution

The fourth proportional to 106,930.48, 160,229.32 and 40,334.16 is: 60,438.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,930.48 : 160,229.32 = 40,334.16 : x
  2. Step 2: Convert to fraction form
    106,930.48/160,229.32 = 40,334.16/x
  3. Step 3: Cross multiply
    106,930.48x = 160,229.32 × 40,334.16
  4. Step 4: Simplify right side
    106,930.48x = 6,462,715,029.57
  5. Step 5: Solve for x
    x = 6,462,715,029.57/106,930.48
  6. Step 6: Final answer
    x = 60,438.47

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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.