Home / 50,408.49-75,559.99-18,805.84

Finding the Fourth Proportional to 50,408.49, 75,559.99 and 18,805.84

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Solution

The fourth proportional to 50,408.49, 75,559.99 and 18,805.84 is: 28,189.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,408.49 : 75,559.99 = 18,805.84 : x
  2. Step 2: Convert to fraction form
    50,408.49/75,559.99 = 18,805.84/x
  3. Step 3: Cross multiply
    50,408.49x = 75,559.99 × 18,805.84
  4. Step 4: Simplify right side
    50,408.49x = 1,420,968,610.51
  5. Step 5: Solve for x
    x = 1,420,968,610.51/50,408.49
  6. Step 6: Final answer
    x = 28,189.07

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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.