Home / 47,611.31-71,449.23-19,536.44

Finding the Fourth Proportional to 47,611.31, 71,449.23 and 19,536.44

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Solution

The fourth proportional to 47,611.31, 71,449.23 and 19,536.44 is: 29,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,611.31 : 71,449.23 = 19,536.44 : x
  2. Step 2: Convert to fraction form
    47,611.31/71,449.23 = 19,536.44/x
  3. Step 3: Cross multiply
    47,611.31x = 71,449.23 × 19,536.44
  4. Step 4: Simplify right side
    47,611.31x = 1,395,863,594.94
  5. Step 5: Solve for x
    x = 1,395,863,594.94/47,611.31
  6. Step 6: Final answer
    x = 29,317.90

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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.