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Finding the Fourth Proportional to 73,883.72, 101,993.10 and 47,063

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Solution

The fourth proportional to 73,883.72, 101,993.10 and 47,063 is: 64,968.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,883.72 : 101,993.10 = 47,063 : x
  2. Step 2: Convert to fraction form
    73,883.72/101,993.10 = 47,063/x
  3. Step 3: Cross multiply
    73,883.72x = 101,993.10 × 47,063
  4. Step 4: Simplify right side
    73,883.72x = 4,800,101,265.30
  5. Step 5: Solve for x
    x = 4,800,101,265.30/73,883.72
  6. Step 6: Final answer
    x = 64,968.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.