Home / 271,120.60-406,389.30-102,575.80

Finding the Fourth Proportional to 271,120.60, 406,389.30 and 102,575.80

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Solution

The fourth proportional to 271,120.60, 406,389.30 and 102,575.80 is: 153,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,120.60 : 406,389.30 = 102,575.80 : x
  2. Step 2: Convert to fraction form
    271,120.60/406,389.30 = 102,575.80/x
  3. Step 3: Cross multiply
    271,120.60x = 406,389.30 × 102,575.80
  4. Step 4: Simplify right side
    271,120.60x = 41,685,707,558.94
  5. Step 5: Solve for x
    x = 41,685,707,558.94/271,120.60
  6. Step 6: Final answer
    x = 153,753.38

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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.