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Finding the Fourth Proportional to 161,324.28, 222,595.60 and 97,668

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Solution

The fourth proportional to 161,324.28, 222,595.60 and 97,668 is: 134,762.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,324.28 : 222,595.60 = 97,668 : x
  2. Step 2: Convert to fraction form
    161,324.28/222,595.60 = 97,668/x
  3. Step 3: Cross multiply
    161,324.28x = 222,595.60 × 97,668
  4. Step 4: Simplify right side
    161,324.28x = 21,740,467,060.80
  5. Step 5: Solve for x
    x = 21,740,467,060.80/161,324.28
  6. Step 6: Final answer
    x = 134,762.52

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