Home / 30,124.98-41,571.63-18,183.96

Finding the Fourth Proportional to 30,124.98, 41,571.63 and 18,183.96

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Solution

The fourth proportional to 30,124.98, 41,571.63 and 18,183.96 is: 25,093.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124.98 : 41,571.63 = 18,183.96 : x
  2. Step 2: Convert to fraction form
    30,124.98/41,571.63 = 18,183.96/x
  3. Step 3: Cross multiply
    30,124.98x = 41,571.63 × 18,183.96
  4. Step 4: Simplify right side
    30,124.98x = 755,936,857.05
  5. Step 5: Solve for x
    x = 755,936,857.05/30,124.98
  6. Step 6: Final answer
    x = 25,093.36

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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.