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Finding the Fourth Proportional to 267,069.75, 368,556.26 and 147,837.75

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Solution

The fourth proportional to 267,069.75, 368,556.26 and 147,837.75 is: 204,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,069.75 : 368,556.26 = 147,837.75 : x
  2. Step 2: Convert to fraction form
    267,069.75/368,556.26 = 147,837.75/x
  3. Step 3: Cross multiply
    267,069.75x = 368,556.26 × 147,837.75
  4. Step 4: Simplify right side
    267,069.75x = 54,486,527,487.63
  5. Step 5: Solve for x
    x = 54,486,527,487.63/267,069.75
  6. Step 6: Final answer
    x = 204,016.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.