Home / 193,514.30-290,305.46-88,343.90

Finding the Fourth Proportional to 193,514.30, 290,305.46 and 88,343.90

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Solution

The fourth proportional to 193,514.30, 290,305.46 and 88,343.90 is: 132,531.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,514.30 : 290,305.46 = 88,343.90 : x
  2. Step 2: Convert to fraction form
    193,514.30/290,305.46 = 88,343.90/x
  3. Step 3: Cross multiply
    193,514.30x = 290,305.46 × 88,343.90
  4. Step 4: Simplify right side
    193,514.30x = 25,646,715,297.03
  5. Step 5: Solve for x
    x = 25,646,715,297.03/193,514.30
  6. Step 6: Final answer
    x = 132,531.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.