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Finding the Fourth Proportional to 74,297.04, 111,474 and 44,736

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Solution

The fourth proportional to 74,297.04, 111,474 and 44,736 is: 67,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,297.04 : 111,474 = 44,736 : x
  2. Step 2: Convert to fraction form
    74,297.04/111,474 = 44,736/x
  3. Step 3: Cross multiply
    74,297.04x = 111,474 × 44,736
  4. Step 4: Simplify right side
    74,297.04x = 4,986,900,864
  5. Step 5: Solve for x
    x = 4,986,900,864/74,297.04
  6. Step 6: Final answer
    x = 67,121.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.