Home / 40,619.26-60,906.25-12,531.34

Finding the Fourth Proportional to 40,619.26, 60,906.25 and 12,531.34

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Solution

The fourth proportional to 40,619.26, 60,906.25 and 12,531.34 is: 18,790.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,619.26 : 60,906.25 = 12,531.34 : x
  2. Step 2: Convert to fraction form
    40,619.26/60,906.25 = 12,531.34/x
  3. Step 3: Cross multiply
    40,619.26x = 60,906.25 × 12,531.34
  4. Step 4: Simplify right side
    40,619.26x = 763,236,926.88
  5. Step 5: Solve for x
    x = 763,236,926.88/40,619.26
  6. Step 6: Final answer
    x = 18,790.03

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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.