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Finding the Fourth Proportional to 161,488.67, 222,623.39 and 113,593.37

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Solution

The fourth proportional to 161,488.67, 222,623.39 and 113,593.37 is: 156,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,488.67 : 222,623.39 = 113,593.37 : x
  2. Step 2: Convert to fraction form
    161,488.67/222,623.39 = 113,593.37/x
  3. Step 3: Cross multiply
    161,488.67x = 222,623.39 × 113,593.37
  4. Step 4: Simplify right side
    161,488.67x = 25,288,540,281.79
  5. Step 5: Solve for x
    x = 25,288,540,281.79/161,488.67
  6. Step 6: Final answer
    x = 156,596.38

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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.