Home / 53,600.32-80,343.76-18,027.78

Finding the Fourth Proportional to 53,600.32, 80,343.76 and 18,027.78

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Solution

The fourth proportional to 53,600.32, 80,343.76 and 18,027.78 is: 27,022.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,600.32 : 80,343.76 = 18,027.78 : x
  2. Step 2: Convert to fraction form
    53,600.32/80,343.76 = 18,027.78/x
  3. Step 3: Cross multiply
    53,600.32x = 80,343.76 × 18,027.78
  4. Step 4: Simplify right side
    53,600.32x = 1,448,419,629.65
  5. Step 5: Solve for x
    x = 1,448,419,629.65/53,600.32
  6. Step 6: Final answer
    x = 27,022.59

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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.