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Finding the Fourth Proportional to 107,438.88, 161,158.32 and 33,566.88

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Solution

The fourth proportional to 107,438.88, 161,158.32 and 33,566.88 is: 50,350.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,438.88 : 161,158.32 = 33,566.88 : x
  2. Step 2: Convert to fraction form
    107,438.88/161,158.32 = 33,566.88/x
  3. Step 3: Cross multiply
    107,438.88x = 161,158.32 × 33,566.88
  4. Step 4: Simplify right side
    107,438.88x = 5,409,581,988.44
  5. Step 5: Solve for x
    x = 5,409,581,988.44/107,438.88
  6. Step 6: Final answer
    x = 50,350.32

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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.