Home / 47,634.24-65,725.93-28,249.56

Finding the Fourth Proportional to 47,634.24, 65,725.93 and 28,249.56

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Solution

The fourth proportional to 47,634.24, 65,725.93 and 28,249.56 is: 38,978.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,634.24 : 65,725.93 = 28,249.56 : x
  2. Step 2: Convert to fraction form
    47,634.24/65,725.93 = 28,249.56/x
  3. Step 3: Cross multiply
    47,634.24x = 65,725.93 × 28,249.56
  4. Step 4: Simplify right side
    47,634.24x = 1,856,728,603.09
  5. Step 5: Solve for x
    x = 1,856,728,603.09/47,634.24
  6. Step 6: Final answer
    x = 38,978.86

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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.