Home / 106,039.78-146,334.99-58,293.94

Finding the Fourth Proportional to 106,039.78, 146,334.99 and 58,293.94

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Solution

The fourth proportional to 106,039.78, 146,334.99 and 58,293.94 is: 80,445.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,039.78 : 146,334.99 = 58,293.94 : x
  2. Step 2: Convert to fraction form
    106,039.78/146,334.99 = 58,293.94/x
  3. Step 3: Cross multiply
    106,039.78x = 146,334.99 × 58,293.94
  4. Step 4: Simplify right side
    106,039.78x = 8,530,443,126.96
  5. Step 5: Solve for x
    x = 8,530,443,126.96/106,039.78
  6. Step 6: Final answer
    x = 80,445.69

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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.