Home / 66,108.24-91,229.52-35,893.56

Finding the Fourth Proportional to 66,108.24, 91,229.52 and 35,893.56

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Solution

The fourth proportional to 66,108.24, 91,229.52 and 35,893.56 is: 49,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,108.24 : 91,229.52 = 35,893.56 : x
  2. Step 2: Convert to fraction form
    66,108.24/91,229.52 = 35,893.56/x
  3. Step 3: Cross multiply
    66,108.24x = 91,229.52 × 35,893.56
  4. Step 4: Simplify right side
    66,108.24x = 3,274,552,249.89
  5. Step 5: Solve for x
    x = 3,274,552,249.89/66,108.24
  6. Step 6: Final answer
    x = 49,533.19

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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.