Home / 41,265.96-57,238.37-40,172.20

Finding the Fourth Proportional to 41,265.96, 57,238.37 and 40,172.20

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Solution

The fourth proportional to 41,265.96, 57,238.37 and 40,172.20 is: 55,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,265.96 : 57,238.37 = 40,172.20 : x
  2. Step 2: Convert to fraction form
    41,265.96/57,238.37 = 40,172.20/x
  3. Step 3: Cross multiply
    41,265.96x = 57,238.37 × 40,172.20
  4. Step 4: Simplify right side
    41,265.96x = 2,299,391,494.62
  5. Step 5: Solve for x
    x = 2,299,391,494.62/41,265.96
  6. Step 6: Final answer
    x = 55,721.26

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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.