Home / 83,586.22-115,346.90-46,791.92

Finding the Fourth Proportional to 83,586.22, 115,346.90 and 46,791.92

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Solution

The fourth proportional to 83,586.22, 115,346.90 and 46,791.92 is: 64,571.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,586.22 : 115,346.90 = 46,791.92 : x
  2. Step 2: Convert to fraction form
    83,586.22/115,346.90 = 46,791.92/x
  3. Step 3: Cross multiply
    83,586.22x = 115,346.90 × 46,791.92
  4. Step 4: Simplify right side
    83,586.22x = 5,397,302,917.05
  5. Step 5: Solve for x
    x = 5,397,302,917.05/83,586.22
  6. Step 6: Final answer
    x = 64,571.68

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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.