Home / 285,063.03-393,324.48-170,324.43

Finding the Fourth Proportional to 285,063.03, 393,324.48 and 170,324.43

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Solution

The fourth proportional to 285,063.03, 393,324.48 and 170,324.43 is: 235,010.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,063.03 : 393,324.48 = 170,324.43 : x
  2. Step 2: Convert to fraction form
    285,063.03/393,324.48 = 170,324.43/x
  3. Step 3: Cross multiply
    285,063.03x = 393,324.48 × 170,324.43
  4. Step 4: Simplify right side
    285,063.03x = 66,992,767,861.05
  5. Step 5: Solve for x
    x = 66,992,767,861.05/285,063.03
  6. Step 6: Final answer
    x = 235,010.37

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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.