Home / 56,735.24-85,015.04-38,974.41

Finding the Fourth Proportional to 56,735.24, 85,015.04 and 38,974.41

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Solution

The fourth proportional to 56,735.24, 85,015.04 and 38,974.41 is: 58,401.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,735.24 : 85,015.04 = 38,974.41 : x
  2. Step 2: Convert to fraction form
    56,735.24/85,015.04 = 38,974.41/x
  3. Step 3: Cross multiply
    56,735.24x = 85,015.04 × 38,974.41
  4. Step 4: Simplify right side
    56,735.24x = 3,313,410,830.25
  5. Step 5: Solve for x
    x = 3,313,410,830.25/56,735.24
  6. Step 6: Final answer
    x = 58,401.29

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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.