Home / 195,704.40-293,556.60-71,029.20

Finding the Fourth Proportional to 195,704.40, 293,556.60 and 71,029.20

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Solution

The fourth proportional to 195,704.40, 293,556.60 and 71,029.20 is: 106,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,704.40 : 293,556.60 = 71,029.20 : x
  2. Step 2: Convert to fraction form
    195,704.40/293,556.60 = 71,029.20/x
  3. Step 3: Cross multiply
    195,704.40x = 293,556.60 × 71,029.20
  4. Step 4: Simplify right side
    195,704.40x = 20,851,090,452.72
  5. Step 5: Solve for x
    x = 20,851,090,452.72/195,704.40
  6. Step 6: Final answer
    x = 106,543.80

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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.