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Finding the Fourth Proportional to 48,801.99, 73,143 and 27,759.54

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Solution

The fourth proportional to 48,801.99, 73,143 and 27,759.54 is: 41,605.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,801.99 : 73,143 = 27,759.54 : x
  2. Step 2: Convert to fraction form
    48,801.99/73,143 = 27,759.54/x
  3. Step 3: Cross multiply
    48,801.99x = 73,143 × 27,759.54
  4. Step 4: Simplify right side
    48,801.99x = 2,030,416,034.22
  5. Step 5: Solve for x
    x = 2,030,416,034.22/48,801.99
  6. Step 6: Final answer
    x = 41,605.19

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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.