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Finding the Fourth Proportional to 161,450.40, 222,800.32 and 88,857.44

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Solution

The fourth proportional to 161,450.40, 222,800.32 and 88,857.44 is: 122,622.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,450.40 : 222,800.32 = 88,857.44 : x
  2. Step 2: Convert to fraction form
    161,450.40/222,800.32 = 88,857.44/x
  3. Step 3: Cross multiply
    161,450.40x = 222,800.32 × 88,857.44
  4. Step 4: Simplify right side
    161,450.40x = 19,797,466,066.38
  5. Step 5: Solve for x
    x = 19,797,466,066.38/161,450.40
  6. Step 6: Final answer
    x = 122,622.59

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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.