Home / 36,571.16-54,864.41-20,783.52

Finding the Fourth Proportional to 36,571.16, 54,864.41 and 20,783.52

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Solution

The fourth proportional to 36,571.16, 54,864.41 and 20,783.52 is: 31,179.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,571.16 : 54,864.41 = 20,783.52 : x
  2. Step 2: Convert to fraction form
    36,571.16/54,864.41 = 20,783.52/x
  3. Step 3: Cross multiply
    36,571.16x = 54,864.41 × 20,783.52
  4. Step 4: Simplify right side
    36,571.16x = 1,140,275,458.61
  5. Step 5: Solve for x
    x = 1,140,275,458.61/36,571.16
  6. Step 6: Final answer
    x = 31,179.63

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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.