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Finding the Fourth Proportional to 73,394.44, 110,091.48 and 20,804

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Solution

The fourth proportional to 73,394.44, 110,091.48 and 20,804 is: 31,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,394.44 : 110,091.48 = 20,804 : x
  2. Step 2: Convert to fraction form
    73,394.44/110,091.48 = 20,804/x
  3. Step 3: Cross multiply
    73,394.44x = 110,091.48 × 20,804
  4. Step 4: Simplify right side
    73,394.44x = 2,290,343,149.92
  5. Step 5: Solve for x
    x = 2,290,343,149.92/73,394.44
  6. Step 6: Final answer
    x = 31,205.95

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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.