Home / 51,611.25-71,224.61-29,255.25

Finding the Fourth Proportional to 51,611.25, 71,224.61 and 29,255.25

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Solution

The fourth proportional to 51,611.25, 71,224.61 and 29,255.25 is: 40,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,611.25 : 71,224.61 = 29,255.25 : x
  2. Step 2: Convert to fraction form
    51,611.25/71,224.61 = 29,255.25/x
  3. Step 3: Cross multiply
    51,611.25x = 71,224.61 × 29,255.25
  4. Step 4: Simplify right side
    51,611.25x = 2,083,693,625.43
  5. Step 5: Solve for x
    x = 2,083,693,625.43/51,611.25
  6. Step 6: Final answer
    x = 40,372.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.