Home / 49,993.07-68,990.47-27,331.70

Finding the Fourth Proportional to 49,993.07, 68,990.47 and 27,331.70

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Solution

The fourth proportional to 49,993.07, 68,990.47 and 27,331.70 is: 37,717.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,993.07 : 68,990.47 = 27,331.70 : x
  2. Step 2: Convert to fraction form
    49,993.07/68,990.47 = 27,331.70/x
  3. Step 3: Cross multiply
    49,993.07x = 68,990.47 × 27,331.70
  4. Step 4: Simplify right side
    49,993.07x = 1,885,626,415.62
  5. Step 5: Solve for x
    x = 1,885,626,415.62/49,993.07
  6. Step 6: Final answer
    x = 37,717.76

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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.