Home / 57,103.57-85,530.63-23,722.43

Finding the Fourth Proportional to 57,103.57, 85,530.63 and 23,722.43

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Solution

The fourth proportional to 57,103.57, 85,530.63 and 23,722.43 is: 35,531.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,103.57 : 85,530.63 = 23,722.43 : x
  2. Step 2: Convert to fraction form
    57,103.57/85,530.63 = 23,722.43/x
  3. Step 3: Cross multiply
    57,103.57x = 85,530.63 × 23,722.43
  4. Step 4: Simplify right side
    57,103.57x = 2,028,994,383.03
  5. Step 5: Solve for x
    x = 2,028,994,383.03/57,103.57
  6. Step 6: Final answer
    x = 35,531.83

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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.