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Finding the Fourth Proportional to 168,902.24, 253,324.20 and 50,541.80

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Solution

The fourth proportional to 168,902.24, 253,324.20 and 50,541.80 is: 75,803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,902.24 : 253,324.20 = 50,541.80 : x
  2. Step 2: Convert to fraction form
    168,902.24/253,324.20 = 50,541.80/x
  3. Step 3: Cross multiply
    168,902.24x = 253,324.20 × 50,541.80
  4. Step 4: Simplify right side
    168,902.24x = 12,803,461,051.56
  5. Step 5: Solve for x
    x = 12,803,461,051.56/168,902.24
  6. Step 6: Final answer
    x = 75,803.97

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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.