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Finding the Fourth Proportional to 161,546.70, 222,914.23 and 93,562.62

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Solution

The fourth proportional to 161,546.70, 222,914.23 and 93,562.62 is: 129,104.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,546.70 : 222,914.23 = 93,562.62 : x
  2. Step 2: Convert to fraction form
    161,546.70/222,914.23 = 93,562.62/x
  3. Step 3: Cross multiply
    161,546.70x = 222,914.23 × 93,562.62
  4. Step 4: Simplify right side
    161,546.70x = 20,856,439,394.08
  5. Step 5: Solve for x
    x = 20,856,439,394.08/161,546.70
  6. Step 6: Final answer
    x = 129,104.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.