Home / 106,452.20-146,906.16-68,792.06

Finding the Fourth Proportional to 106,452.20, 146,906.16 and 68,792.06

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Solution

The fourth proportional to 106,452.20, 146,906.16 and 68,792.06 is: 94,934.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,452.20 : 146,906.16 = 68,792.06 : x
  2. Step 2: Convert to fraction form
    106,452.20/146,906.16 = 68,792.06/x
  3. Step 3: Cross multiply
    106,452.20x = 146,906.16 × 68,792.06
  4. Step 4: Simplify right side
    106,452.20x = 10,105,977,373.09
  5. Step 5: Solve for x
    x = 10,105,977,373.09/106,452.20
  6. Step 6: Final answer
    x = 94,934.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.