Home / 36,868.83-55,206.86-20,194.17

Finding the Fourth Proportional to 36,868.83, 55,206.86 and 20,194.17

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Solution

The fourth proportional to 36,868.83, 55,206.86 and 20,194.17 is: 30,238.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,868.83 : 55,206.86 = 20,194.17 : x
  2. Step 2: Convert to fraction form
    36,868.83/55,206.86 = 20,194.17/x
  3. Step 3: Cross multiply
    36,868.83x = 55,206.86 × 20,194.17
  4. Step 4: Simplify right side
    36,868.83x = 1,114,856,615.04
  5. Step 5: Solve for x
    x = 1,114,856,615.04/36,868.83
  6. Step 6: Final answer
    x = 30,238.46

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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.