Home / 57,860.36-79,850.74-32,712.20

Finding the Fourth Proportional to 57,860.36, 79,850.74 and 32,712.20

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Solution

The fourth proportional to 57,860.36, 79,850.74 and 32,712.20 is: 45,144.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,860.36 : 79,850.74 = 32,712.20 : x
  2. Step 2: Convert to fraction form
    57,860.36/79,850.74 = 32,712.20/x
  3. Step 3: Cross multiply
    57,860.36x = 79,850.74 × 32,712.20
  4. Step 4: Simplify right side
    57,860.36x = 2,612,093,377.03
  5. Step 5: Solve for x
    x = 2,612,093,377.03/57,860.36
  6. Step 6: Final answer
    x = 45,144.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.