Home / 57,518.24-86,273.22-18,086.63

Finding the Fourth Proportional to 57,518.24, 86,273.22 and 18,086.63

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Solution

The fourth proportional to 57,518.24, 86,273.22 and 18,086.63 is: 27,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,518.24 : 86,273.22 = 18,086.63 : x
  2. Step 2: Convert to fraction form
    57,518.24/86,273.22 = 18,086.63/x
  3. Step 3: Cross multiply
    57,518.24x = 86,273.22 × 18,086.63
  4. Step 4: Simplify right side
    57,518.24x = 1,560,391,809.05
  5. Step 5: Solve for x
    x = 1,560,391,809.05/57,518.24
  6. Step 6: Final answer
    x = 27,128.64

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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.