Home / 57,372.46-79,130.16-41,509.42

Finding the Fourth Proportional to 57,372.46, 79,130.16 and 41,509.42

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Solution

The fourth proportional to 57,372.46, 79,130.16 and 41,509.42 is: 57,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,372.46 : 79,130.16 = 41,509.42 : x
  2. Step 2: Convert to fraction form
    57,372.46/79,130.16 = 41,509.42/x
  3. Step 3: Cross multiply
    57,372.46x = 79,130.16 × 41,509.42
  4. Step 4: Simplify right side
    57,372.46x = 3,284,647,046.11
  5. Step 5: Solve for x
    x = 3,284,647,046.11/57,372.46
  6. Step 6: Final answer
    x = 57,251.28

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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.