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Finding the Fourth Proportional to 107,903.85, 161,874.22 and 33,016.18

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Solution

The fourth proportional to 107,903.85, 161,874.22 and 33,016.18 is: 49,529.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,903.85 : 161,874.22 = 33,016.18 : x
  2. Step 2: Convert to fraction form
    107,903.85/161,874.22 = 33,016.18/x
  3. Step 3: Cross multiply
    107,903.85x = 161,874.22 × 33,016.18
  4. Step 4: Simplify right side
    107,903.85x = 5,344,468,811.20
  5. Step 5: Solve for x
    x = 5,344,468,811.20/107,903.85
  6. Step 6: Final answer
    x = 49,529.92

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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.