Home / 57,519.18-86,300.10-25,919.64

Finding the Fourth Proportional to 57,519.18, 86,300.10 and 25,919.64

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Solution

The fourth proportional to 57,519.18, 86,300.10 and 25,919.64 is: 38,889.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,519.18 : 86,300.10 = 25,919.64 : x
  2. Step 2: Convert to fraction form
    57,519.18/86,300.10 = 25,919.64/x
  3. Step 3: Cross multiply
    57,519.18x = 86,300.10 × 25,919.64
  4. Step 4: Simplify right side
    57,519.18x = 2,236,867,523.96
  5. Step 5: Solve for x
    x = 2,236,867,523.96/57,519.18
  6. Step 6: Final answer
    x = 38,889.07

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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.