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Finding the Fourth Proportional to 163,241.37, 244,834.34 and 74,474.01

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Solution

The fourth proportional to 163,241.37, 244,834.34 and 74,474.01 is: 111,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,241.37 : 244,834.34 = 74,474.01 : x
  2. Step 2: Convert to fraction form
    163,241.37/244,834.34 = 74,474.01/x
  3. Step 3: Cross multiply
    163,241.37x = 244,834.34 × 74,474.01
  4. Step 4: Simplify right side
    163,241.37x = 18,233,794,713.13
  5. Step 5: Solve for x
    x = 18,233,794,713.13/163,241.37
  6. Step 6: Final answer
    x = 111,698.37

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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.