Home / 53,708.64-80,571.16-27,399.02

Finding the Fourth Proportional to 53,708.64, 80,571.16 and 27,399.02

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Solution

The fourth proportional to 53,708.64, 80,571.16 and 27,399.02 is: 41,102.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,708.64 : 80,571.16 = 27,399.02 : x
  2. Step 2: Convert to fraction form
    53,708.64/80,571.16 = 27,399.02/x
  3. Step 3: Cross multiply
    53,708.64x = 80,571.16 × 27,399.02
  4. Step 4: Simplify right side
    53,708.64x = 2,207,570,824.26
  5. Step 5: Solve for x
    x = 2,207,570,824.26/53,708.64
  6. Step 6: Final answer
    x = 41,102.71

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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.