Home / 41,186.36-57,076.35-40,398.68

Finding the Fourth Proportional to 41,186.36, 57,076.35 and 40,398.68

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Solution

The fourth proportional to 41,186.36, 57,076.35 and 40,398.68 is: 55,984.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,186.36 : 57,076.35 = 40,398.68 : x
  2. Step 2: Convert to fraction form
    41,186.36/57,076.35 = 40,398.68/x
  3. Step 3: Cross multiply
    41,186.36x = 57,076.35 × 40,398.68
  4. Step 4: Simplify right side
    41,186.36x = 2,305,809,199.22
  5. Step 5: Solve for x
    x = 2,305,809,199.22/41,186.36
  6. Step 6: Final answer
    x = 55,984.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.