Home / 53,611.20-73,992.30-29,745.56

Finding the Fourth Proportional to 53,611.20, 73,992.30 and 29,745.56

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Solution

The fourth proportional to 53,611.20, 73,992.30 and 29,745.56 is: 41,053.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,611.20 : 73,992.30 = 29,745.56 : x
  2. Step 2: Convert to fraction form
    53,611.20/73,992.30 = 29,745.56/x
  3. Step 3: Cross multiply
    53,611.20x = 73,992.30 × 29,745.56
  4. Step 4: Simplify right side
    53,611.20x = 2,200,942,399.19
  5. Step 5: Solve for x
    x = 2,200,942,399.19/53,611.20
  6. Step 6: Final answer
    x = 41,053.78

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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.