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Finding the Fourth Proportional to 243,908.28, 365,851.44 and 101,694.96

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Solution

The fourth proportional to 243,908.28, 365,851.44 and 101,694.96 is: 152,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,908.28 : 365,851.44 = 101,694.96 : x
  2. Step 2: Convert to fraction form
    243,908.28/365,851.44 = 101,694.96/x
  3. Step 3: Cross multiply
    243,908.28x = 365,851.44 × 101,694.96
  4. Step 4: Simplify right side
    243,908.28x = 37,205,247,556.74
  5. Step 5: Solve for x
    x = 37,205,247,556.74/243,908.28
  6. Step 6: Final answer
    x = 152,537.86

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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.