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Finding the Fourth Proportional to 168,173.02, 252,260.44 and 43,514.02

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Solution

The fourth proportional to 168,173.02, 252,260.44 and 43,514.02 is: 65,271.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,173.02 : 252,260.44 = 43,514.02 : x
  2. Step 2: Convert to fraction form
    168,173.02/252,260.44 = 43,514.02/x
  3. Step 3: Cross multiply
    168,173.02x = 252,260.44 × 43,514.02
  4. Step 4: Simplify right side
    168,173.02x = 10,976,864,618.94
  5. Step 5: Solve for x
    x = 10,976,864,618.94/168,173.02
  6. Step 6: Final answer
    x = 65,271.26

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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.