Home / 49,799.92-68,721.89-27,138.43

Finding the Fourth Proportional to 49,799.92, 68,721.89 and 27,138.43

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Solution

The fourth proportional to 49,799.92, 68,721.89 and 27,138.43 is: 37,449.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,799.92 : 68,721.89 = 27,138.43 : x
  2. Step 2: Convert to fraction form
    49,799.92/68,721.89 = 27,138.43/x
  3. Step 3: Cross multiply
    49,799.92x = 68,721.89 × 27,138.43
  4. Step 4: Simplify right side
    49,799.92x = 1,865,003,721.93
  5. Step 5: Solve for x
    x = 1,865,003,721.93/49,799.92
  6. Step 6: Final answer
    x = 37,449.93

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1.5x scale

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.