Home / 51,175.44-76,756.68-20,032.56

Finding the Fourth Proportional to 51,175.44, 76,756.68 and 20,032.56

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Solution

The fourth proportional to 51,175.44, 76,756.68 and 20,032.56 is: 30,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,175.44 : 76,756.68 = 20,032.56 : x
  2. Step 2: Convert to fraction form
    51,175.44/76,756.68 = 20,032.56/x
  3. Step 3: Cross multiply
    51,175.44x = 76,756.68 × 20,032.56
  4. Step 4: Simplify right side
    51,175.44x = 1,537,632,797.50
  5. Step 5: Solve for x
    x = 1,537,632,797.50/51,175.44
  6. Step 6: Final answer
    x = 30,046.30

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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.