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Finding the Fourth Proportional to 164,802.20, 246,911.70 and 154,304.60

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Solution

The fourth proportional to 164,802.20, 246,911.70 and 154,304.60 is: 231,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,802.20 : 246,911.70 = 154,304.60 : x
  2. Step 2: Convert to fraction form
    164,802.20/246,911.70 = 154,304.60/x
  3. Step 3: Cross multiply
    164,802.20x = 246,911.70 × 154,304.60
  4. Step 4: Simplify right side
    164,802.20x = 38,099,611,103.82
  5. Step 5: Solve for x
    x = 38,099,611,103.82/164,802.20
  6. Step 6: Final answer
    x = 231,183.87

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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.