Home / 30,185.96-41,659.25-16,759.80

Finding the Fourth Proportional to 30,185.96, 41,659.25 and 16,759.80

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Solution

The fourth proportional to 30,185.96, 41,659.25 and 16,759.80 is: 23,129.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185.96 : 41,659.25 = 16,759.80 : x
  2. Step 2: Convert to fraction form
    30,185.96/41,659.25 = 16,759.80/x
  3. Step 3: Cross multiply
    30,185.96x = 41,659.25 × 16,759.80
  4. Step 4: Simplify right side
    30,185.96x = 698,200,614.35
  5. Step 5: Solve for x
    x = 698,200,614.35/30,185.96
  6. Step 6: Final answer
    x = 23,129.98

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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.