Home / 36,919.56-55,403.94-17,200.11

Finding the Fourth Proportional to 36,919.56, 55,403.94 and 17,200.11

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Solution

The fourth proportional to 36,919.56, 55,403.94 and 17,200.11 is: 25,811.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,919.56 : 55,403.94 = 17,200.11 : x
  2. Step 2: Convert to fraction form
    36,919.56/55,403.94 = 17,200.11/x
  3. Step 3: Cross multiply
    36,919.56x = 55,403.94 × 17,200.11
  4. Step 4: Simplify right side
    36,919.56x = 952,953,862.43
  5. Step 5: Solve for x
    x = 952,953,862.43/36,919.56
  6. Step 6: Final answer
    x = 25,811.63

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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.