Home / 31,198.20-43,053.40-17,051.04

Finding the Fourth Proportional to 31,198.20, 43,053.40 and 17,051.04

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Solution

The fourth proportional to 31,198.20, 43,053.40 and 17,051.04 is: 23,530.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,198.20 : 43,053.40 = 17,051.04 : x
  2. Step 2: Convert to fraction form
    31,198.20/43,053.40 = 17,051.04/x
  3. Step 3: Cross multiply
    31,198.20x = 43,053.40 × 17,051.04
  4. Step 4: Simplify right side
    31,198.20x = 734,105,245.54
  5. Step 5: Solve for x
    x = 734,105,245.54/31,198.20
  6. Step 6: Final answer
    x = 23,530.37

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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.