Home / 41,185.36-57,074.96-40,397.68

Finding the Fourth Proportional to 41,185.36, 57,074.96 and 40,397.68

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Solution

The fourth proportional to 41,185.36, 57,074.96 and 40,397.68 is: 55,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,185.36 : 57,074.96 = 40,397.68 : x
  2. Step 2: Convert to fraction form
    41,185.36/57,074.96 = 40,397.68/x
  3. Step 3: Cross multiply
    41,185.36x = 57,074.96 × 40,397.68
  4. Step 4: Simplify right side
    41,185.36x = 2,305,695,970.09
  5. Step 5: Solve for x
    x = 2,305,695,970.09/41,185.36
  6. Step 6: Final answer
    x = 55,983.39

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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.