Home / 47,540.21-65,605.26-25,736.43

Finding the Fourth Proportional to 47,540.21, 65,605.26 and 25,736.43

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Solution

The fourth proportional to 47,540.21, 65,605.26 and 25,736.43 is: 35,516.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,540.21 : 65,605.26 = 25,736.43 : x
  2. Step 2: Convert to fraction form
    47,540.21/65,605.26 = 25,736.43/x
  3. Step 3: Cross multiply
    47,540.21x = 65,605.26 × 25,736.43
  4. Step 4: Simplify right side
    47,540.21x = 1,688,445,181.62
  5. Step 5: Solve for x
    x = 1,688,445,181.62/47,540.21
  6. Step 6: Final answer
    x = 35,516.15

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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.