Home / 40,205.42-55,447.16-25,099.48

Finding the Fourth Proportional to 40,205.42, 55,447.16 and 25,099.48

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Solution

The fourth proportional to 40,205.42, 55,447.16 and 25,099.48 is: 34,614.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.42 : 55,447.16 = 25,099.48 : x
  2. Step 2: Convert to fraction form
    40,205.42/55,447.16 = 25,099.48/x
  3. Step 3: Cross multiply
    40,205.42x = 55,447.16 × 25,099.48
  4. Step 4: Simplify right side
    40,205.42x = 1,391,694,883.48
  5. Step 5: Solve for x
    x = 1,391,694,883.48/40,205.42
  6. Step 6: Final answer
    x = 34,614.61

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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.