Home / 66,183.44-91,370.85-43,588.09

Finding the Fourth Proportional to 66,183.44, 91,370.85 and 43,588.09

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Solution

The fourth proportional to 66,183.44, 91,370.85 and 43,588.09 is: 60,176.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,183.44 : 91,370.85 = 43,588.09 : x
  2. Step 2: Convert to fraction form
    66,183.44/91,370.85 = 43,588.09/x
  3. Step 3: Cross multiply
    66,183.44x = 91,370.85 × 43,588.09
  4. Step 4: Simplify right side
    66,183.44x = 3,982,680,376.32
  5. Step 5: Solve for x
    x = 3,982,680,376.32/66,183.44
  6. Step 6: Final answer
    x = 60,176.39

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1.5x scale

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.