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Finding the Fourth Proportional to 179,797.24, 269,725.12 and 67,486.28

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Solution

The fourth proportional to 179,797.24, 269,725.12 and 67,486.28 is: 101,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,797.24 : 269,725.12 = 67,486.28 : x
  2. Step 2: Convert to fraction form
    179,797.24/269,725.12 = 67,486.28/x
  3. Step 3: Cross multiply
    179,797.24x = 269,725.12 × 67,486.28
  4. Step 4: Simplify right side
    179,797.24x = 18,202,744,971.35
  5. Step 5: Solve for x
    x = 18,202,744,971.35/179,797.24
  6. Step 6: Final answer
    x = 101,240.40

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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.