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Finding the Fourth Proportional to 60,992.80, 91,523.04 and 29,828.32

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Solution

The fourth proportional to 60,992.80, 91,523.04 and 29,828.32 is: 44,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,992.80 : 91,523.04 = 29,828.32 : x
  2. Step 2: Convert to fraction form
    60,992.80/91,523.04 = 29,828.32/x
  3. Step 3: Cross multiply
    60,992.80x = 91,523.04 × 29,828.32
  4. Step 4: Simplify right side
    60,992.80x = 2,729,978,524.49
  5. Step 5: Solve for x
    x = 2,729,978,524.49/60,992.80
  6. Step 6: Final answer
    x = 44,759.03

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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.