Home / 106,249.20-146,577.66-60,916.78

Finding the Fourth Proportional to 106,249.20, 146,577.66 and 60,916.78

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Solution

The fourth proportional to 106,249.20, 146,577.66 and 60,916.78 is: 84,038.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,249.20 : 146,577.66 = 60,916.78 : x
  2. Step 2: Convert to fraction form
    106,249.20/146,577.66 = 60,916.78/x
  3. Step 3: Cross multiply
    106,249.20x = 146,577.66 × 60,916.78
  4. Step 4: Simplify right side
    106,249.20x = 8,929,039,067.13
  5. Step 5: Solve for x
    x = 8,929,039,067.13/106,249.20
  6. Step 6: Final answer
    x = 84,038.65

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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.