Home / 57,682.20-86,523.30-26,578.20

Finding the Fourth Proportional to 57,682.20, 86,523.30 and 26,578.20

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Solution

The fourth proportional to 57,682.20, 86,523.30 and 26,578.20 is: 39,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,682.20 : 86,523.30 = 26,578.20 : x
  2. Step 2: Convert to fraction form
    57,682.20/86,523.30 = 26,578.20/x
  3. Step 3: Cross multiply
    57,682.20x = 86,523.30 × 26,578.20
  4. Step 4: Simplify right side
    57,682.20x = 2,299,633,572.06
  5. Step 5: Solve for x
    x = 2,299,633,572.06/57,682.20
  6. Step 6: Final answer
    x = 39,867.30

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Double scale
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Similar ratio
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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.