Home / 57,546.53-79,418.20-34,886.47

Finding the Fourth Proportional to 57,546.53, 79,418.20 and 34,886.47

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Solution

The fourth proportional to 57,546.53, 79,418.20 and 34,886.47 is: 48,145.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,546.53 : 79,418.20 = 34,886.47 : x
  2. Step 2: Convert to fraction form
    57,546.53/79,418.20 = 34,886.47/x
  3. Step 3: Cross multiply
    57,546.53x = 79,418.20 × 34,886.47
  4. Step 4: Simplify right side
    57,546.53x = 2,770,620,651.75
  5. Step 5: Solve for x
    x = 2,770,620,651.75/57,546.53
  6. Step 6: Final answer
    x = 48,145.75

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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.