Home / 61,485.33-92,233.38-18,800.39

Finding the Fourth Proportional to 61,485.33, 92,233.38 and 18,800.39

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Solution

The fourth proportional to 61,485.33, 92,233.38 and 18,800.39 is: 28,202.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,485.33 : 92,233.38 = 18,800.39 : x
  2. Step 2: Convert to fraction form
    61,485.33/92,233.38 = 18,800.39/x
  3. Step 3: Cross multiply
    61,485.33x = 92,233.38 × 18,800.39
  4. Step 4: Simplify right side
    61,485.33x = 1,734,023,006.85
  5. Step 5: Solve for x
    x = 1,734,023,006.85/61,485.33
  6. Step 6: Final answer
    x = 28,202.23

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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.