Home / 55,048.74-82,563.38-21,757.74

Finding the Fourth Proportional to 55,048.74, 82,563.38 and 21,757.74

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Solution

The fourth proportional to 55,048.74, 82,563.38 and 21,757.74 is: 32,632.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.74 : 82,563.38 = 21,757.74 : x
  2. Step 2: Convert to fraction form
    55,048.74/82,563.38 = 21,757.74/x
  3. Step 3: Cross multiply
    55,048.74x = 82,563.38 × 21,757.74
  4. Step 4: Simplify right side
    55,048.74x = 1,796,392,555.56
  5. Step 5: Solve for x
    x = 1,796,392,555.56/55,048.74
  6. Step 6: Final answer
    x = 32,632.76

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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.