Home / 58,982.20-88,473.30-19,540.60

Finding the Fourth Proportional to 58,982.20, 88,473.30 and 19,540.60

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Solution

The fourth proportional to 58,982.20, 88,473.30 and 19,540.60 is: 29,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,982.20 : 88,473.30 = 19,540.60 : x
  2. Step 2: Convert to fraction form
    58,982.20/88,473.30 = 19,540.60/x
  3. Step 3: Cross multiply
    58,982.20x = 88,473.30 × 19,540.60
  4. Step 4: Simplify right side
    58,982.20x = 1,728,821,365.98
  5. Step 5: Solve for x
    x = 1,728,821,365.98/58,982.20
  6. Step 6: Final answer
    x = 29,310.90

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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.