Home / 49,616.04-68,452.92-31,721.52

Finding the Fourth Proportional to 49,616.04, 68,452.92 and 31,721.52

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Solution

The fourth proportional to 49,616.04, 68,452.92 and 31,721.52 is: 43,764.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,616.04 : 68,452.92 = 31,721.52 : x
  2. Step 2: Convert to fraction form
    49,616.04/68,452.92 = 31,721.52/x
  3. Step 3: Cross multiply
    49,616.04x = 68,452.92 × 31,721.52
  4. Step 4: Simplify right side
    49,616.04x = 2,171,430,670.84
  5. Step 5: Solve for x
    x = 2,171,430,670.84/49,616.04
  6. Step 6: Final answer
    x = 43,764.69

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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.