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Finding the Fourth Proportional to 107,745.84, 161,618.85 and 33,873.84

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Solution

The fourth proportional to 107,745.84, 161,618.85 and 33,873.84 is: 50,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,745.84 : 161,618.85 = 33,873.84 : x
  2. Step 2: Convert to fraction form
    107,745.84/161,618.85 = 33,873.84/x
  3. Step 3: Cross multiply
    107,745.84x = 161,618.85 × 33,873.84
  4. Step 4: Simplify right side
    107,745.84x = 5,474,651,065.88
  5. Step 5: Solve for x
    x = 5,474,651,065.88/107,745.84
  6. Step 6: Final answer
    x = 50,810.79

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1.5x scale

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.