Home / 41,138.28-56,771.85-25,231.50

Finding the Fourth Proportional to 41,138.28, 56,771.85 and 25,231.50

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Solution

The fourth proportional to 41,138.28, 56,771.85 and 25,231.50 is: 34,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,138.28 : 56,771.85 = 25,231.50 : x
  2. Step 2: Convert to fraction form
    41,138.28/56,771.85 = 25,231.50/x
  3. Step 3: Cross multiply
    41,138.28x = 56,771.85 × 25,231.50
  4. Step 4: Simplify right side
    41,138.28x = 1,432,438,933.28
  5. Step 5: Solve for x
    x = 1,432,438,933.28/41,138.28
  6. Step 6: Final answer
    x = 34,820.10

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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.