Home / 60,765.41-91,180.12-31,183.25

Finding the Fourth Proportional to 60,765.41, 91,180.12 and 31,183.25

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Solution

The fourth proportional to 60,765.41, 91,180.12 and 31,183.25 is: 46,791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,765.41 : 91,180.12 = 31,183.25 : x
  2. Step 2: Convert to fraction form
    60,765.41/91,180.12 = 31,183.25/x
  3. Step 3: Cross multiply
    60,765.41x = 91,180.12 × 31,183.25
  4. Step 4: Simplify right side
    60,765.41x = 2,843,292,021.09
  5. Step 5: Solve for x
    x = 2,843,292,021.09/60,765.41
  6. Step 6: Final answer
    x = 46,791.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.