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Finding the Fourth Proportional to 161,451.40, 222,801.70 and 88,858.44

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Solution

The fourth proportional to 161,451.40, 222,801.70 and 88,858.44 is: 122,623.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,451.40 : 222,801.70 = 88,858.44 : x
  2. Step 2: Convert to fraction form
    161,451.40/222,801.70 = 88,858.44/x
  3. Step 3: Cross multiply
    161,451.40x = 222,801.70 × 88,858.44
  4. Step 4: Simplify right side
    161,451.40x = 19,797,811,491.35
  5. Step 5: Solve for x
    x = 19,797,811,491.35/161,451.40
  6. Step 6: Final answer
    x = 122,623.97

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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.