Home / 75,987.24-113,993.98-33,882.28

Finding the Fourth Proportional to 75,987.24, 113,993.98 and 33,882.28

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Solution

The fourth proportional to 75,987.24, 113,993.98 and 33,882.28 is: 50,829.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,987.24 : 113,993.98 = 33,882.28 : x
  2. Step 2: Convert to fraction form
    75,987.24/113,993.98 = 33,882.28/x
  3. Step 3: Cross multiply
    75,987.24x = 113,993.98 × 33,882.28
  4. Step 4: Simplify right side
    75,987.24x = 3,862,375,948.67
  5. Step 5: Solve for x
    x = 3,862,375,948.67/75,987.24
  6. Step 6: Final answer
    x = 50,829.27

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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.