Home / 49,837.23-74,786.97-20,255.06

Finding the Fourth Proportional to 49,837.23, 74,786.97 and 20,255.06

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Solution

The fourth proportional to 49,837.23, 74,786.97 and 20,255.06 is: 30,395.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,837.23 : 74,786.97 = 20,255.06 : x
  2. Step 2: Convert to fraction form
    49,837.23/74,786.97 = 20,255.06/x
  3. Step 3: Cross multiply
    49,837.23x = 74,786.97 × 20,255.06
  4. Step 4: Simplify right side
    49,837.23x = 1,514,814,190.63
  5. Step 5: Solve for x
    x = 1,514,814,190.63/49,837.23
  6. Step 6: Final answer
    x = 30,395.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.