Home / 40,183.10-55,449.97-23,188.05

Finding the Fourth Proportional to 40,183.10, 55,449.97 and 23,188.05

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Solution

The fourth proportional to 40,183.10, 55,449.97 and 23,188.05 is: 31,997.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,183.10 : 55,449.97 = 23,188.05 : x
  2. Step 2: Convert to fraction form
    40,183.10/55,449.97 = 23,188.05/x
  3. Step 3: Cross multiply
    40,183.10x = 55,449.97 × 23,188.05
  4. Step 4: Simplify right side
    40,183.10x = 1,285,776,618.89
  5. Step 5: Solve for x
    x = 1,285,776,618.89/40,183.10
  6. Step 6: Final answer
    x = 31,997.95

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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.