Home / 54,022.48-80,767.44-45,794.56

Finding the Fourth Proportional to 54,022.48, 80,767.44 and 45,794.56

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Solution

The fourth proportional to 54,022.48, 80,767.44 and 45,794.56 is: 68,466.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,022.48 : 80,767.44 = 45,794.56 : x
  2. Step 2: Convert to fraction form
    54,022.48/80,767.44 = 45,794.56/x
  3. Step 3: Cross multiply
    54,022.48x = 80,767.44 × 45,794.56
  4. Step 4: Simplify right side
    54,022.48x = 3,698,709,377.13
  5. Step 5: Solve for x
    x = 3,698,709,377.13/54,022.48
  6. Step 6: Final answer
    x = 68,466.12

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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.