Home / 62,893.85-94,350.33-20,778.37

Finding the Fourth Proportional to 62,893.85, 94,350.33 and 20,778.37

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Solution

The fourth proportional to 62,893.85, 94,350.33 and 20,778.37 is: 31,170.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,893.85 : 94,350.33 = 20,778.37 : x
  2. Step 2: Convert to fraction form
    62,893.85/94,350.33 = 20,778.37/x
  3. Step 3: Cross multiply
    62,893.85x = 94,350.33 × 20,778.37
  4. Step 4: Simplify right side
    62,893.85x = 1,960,445,830.49
  5. Step 5: Solve for x
    x = 1,960,445,830.49/62,893.85
  6. Step 6: Final answer
    x = 31,170.71

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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.