Home / 49,799.06-68,721.90-27,138.35

Finding the Fourth Proportional to 49,799.06, 68,721.90 and 27,138.35

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Solution

The fourth proportional to 49,799.06, 68,721.90 and 27,138.35 is: 37,450.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,799.06 : 68,721.90 = 27,138.35 : x
  2. Step 2: Convert to fraction form
    49,799.06/68,721.90 = 27,138.35/x
  3. Step 3: Cross multiply
    49,799.06x = 68,721.90 × 27,138.35
  4. Step 4: Simplify right side
    49,799.06x = 1,864,998,974.87
  5. Step 5: Solve for x
    x = 1,864,998,974.87/49,799.06
  6. Step 6: Final answer
    x = 37,450.49

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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.