Home / 30,183.30-41,650.98-16,754.55

Finding the Fourth Proportional to 30,183.30, 41,650.98 and 16,754.55

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Solution

The fourth proportional to 30,183.30, 41,650.98 and 16,754.55 is: 23,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.30 : 41,650.98 = 16,754.55 : x
  2. Step 2: Convert to fraction form
    30,183.30/41,650.98 = 16,754.55/x
  3. Step 3: Cross multiply
    30,183.30x = 41,650.98 × 16,754.55
  4. Step 4: Simplify right side
    30,183.30x = 697,843,426.96
  5. Step 5: Solve for x
    x = 697,843,426.96/30,183.30
  6. Step 6: Final answer
    x = 23,120.18

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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.