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Finding the Fourth Proportional to 161,545.82, 222,954.16 and 92,662.16

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Solution

The fourth proportional to 161,545.82, 222,954.16 and 92,662.16 is: 127,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,545.82 : 222,954.16 = 92,662.16 : x
  2. Step 2: Convert to fraction form
    161,545.82/222,954.16 = 92,662.16/x
  3. Step 3: Cross multiply
    161,545.82x = 222,954.16 × 92,662.16
  4. Step 4: Simplify right side
    161,545.82x = 20,659,414,046.59
  5. Step 5: Solve for x
    x = 20,659,414,046.59/161,545.82
  6. Step 6: Final answer
    x = 127,885.79

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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.