Home / 106,356.33-146,682.36-63,906.66

Finding the Fourth Proportional to 106,356.33, 146,682.36 and 63,906.66

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Solution

The fourth proportional to 106,356.33, 146,682.36 and 63,906.66 is: 88,137.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,356.33 : 146,682.36 = 63,906.66 : x
  2. Step 2: Convert to fraction form
    106,356.33/146,682.36 = 63,906.66/x
  3. Step 3: Cross multiply
    106,356.33x = 146,682.36 × 63,906.66
  4. Step 4: Simplify right side
    106,356.33x = 9,373,979,708.52
  5. Step 5: Solve for x
    x = 9,373,979,708.52/106,356.33
  6. Step 6: Final answer
    x = 88,137.49

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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.