Home / 17,170.06-25,749.51-5,480.50

Finding the Fourth Proportional to 17,170.06, 25,749.51 and 5,480.50

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Solution

The fourth proportional to 17,170.06, 25,749.51 and 5,480.50 is: 8,218.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.06 : 25,749.51 = 5,480.50 : x
  2. Step 2: Convert to fraction form
    17,170.06/25,749.51 = 5,480.50/x
  3. Step 3: Cross multiply
    17,170.06x = 25,749.51 × 5,480.50
  4. Step 4: Simplify right side
    17,170.06x = 141,120,189.56
  5. Step 5: Solve for x
    x = 141,120,189.56/17,170.06
  6. Step 6: Final answer
    x = 8,218.97

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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.