Home / 90,046.25-134,975.49-33,847.64

Finding the Fourth Proportional to 90,046.25, 134,975.49 and 33,847.64

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Solution

The fourth proportional to 90,046.25, 134,975.49 and 33,847.64 is: 50,736.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,046.25 : 134,975.49 = 33,847.64 : x
  2. Step 2: Convert to fraction form
    90,046.25/134,975.49 = 33,847.64/x
  3. Step 3: Cross multiply
    90,046.25x = 134,975.49 × 33,847.64
  4. Step 4: Simplify right side
    90,046.25x = 4,568,601,119.47
  5. Step 5: Solve for x
    x = 4,568,601,119.47/90,046.25
  6. Step 6: Final answer
    x = 50,736.16

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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.