Home / 31,249.96-43,124.91-17,102.80

Finding the Fourth Proportional to 31,249.96, 43,124.91 and 17,102.80

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Solution

The fourth proportional to 31,249.96, 43,124.91 and 17,102.80 is: 23,601.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,249.96 : 43,124.91 = 17,102.80 : x
  2. Step 2: Convert to fraction form
    31,249.96/43,124.91 = 17,102.80/x
  3. Step 3: Cross multiply
    31,249.96x = 43,124.91 × 17,102.80
  4. Step 4: Simplify right side
    31,249.96x = 737,556,710.75
  5. Step 5: Solve for x
    x = 737,556,710.75/31,249.96
  6. Step 6: Final answer
    x = 23,601.84

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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.