Home / 49,960.87-68,948.63-28,743.33

Finding the Fourth Proportional to 49,960.87, 68,948.63 and 28,743.33

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Solution

The fourth proportional to 49,960.87, 68,948.63 and 28,743.33 is: 39,667.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,960.87 : 68,948.63 = 28,743.33 : x
  2. Step 2: Convert to fraction form
    49,960.87/68,948.63 = 28,743.33/x
  3. Step 3: Cross multiply
    49,960.87x = 68,948.63 × 28,743.33
  4. Step 4: Simplify right side
    49,960.87x = 1,981,813,225.14
  5. Step 5: Solve for x
    x = 1,981,813,225.14/49,960.87
  6. Step 6: Final answer
    x = 39,667.31

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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.