Home / 36,081.96-49,795.44-20,167.08

Finding the Fourth Proportional to 36,081.96, 49,795.44 and 20,167.08

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Solution

The fourth proportional to 36,081.96, 49,795.44 and 20,167.08 is: 27,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.96 : 49,795.44 = 20,167.08 : x
  2. Step 2: Convert to fraction form
    36,081.96/49,795.44 = 20,167.08/x
  3. Step 3: Cross multiply
    36,081.96x = 49,795.44 × 20,167.08
  4. Step 4: Simplify right side
    36,081.96x = 1,004,228,622.12
  5. Step 5: Solve for x
    x = 1,004,228,622.12/36,081.96
  6. Step 6: Final answer
    x = 27,831.88

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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.