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Finding the Fourth Proportional to 80,759.84, 111,446.18 and 44,949.03

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Solution

The fourth proportional to 80,759.84, 111,446.18 and 44,949.03 is: 62,028.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,759.84 : 111,446.18 = 44,949.03 : x
  2. Step 2: Convert to fraction form
    80,759.84/111,446.18 = 44,949.03/x
  3. Step 3: Cross multiply
    80,759.84x = 111,446.18 × 44,949.03
  4. Step 4: Simplify right side
    80,759.84x = 5,009,397,214.10
  5. Step 5: Solve for x
    x = 5,009,397,214.10/80,759.84
  6. Step 6: Final answer
    x = 62,028.32

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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.