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Finding the Fourth Proportional to 163,936.60, 246,135.30 and 101,728.60

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Solution

The fourth proportional to 163,936.60, 246,135.30 and 101,728.60 is: 152,735.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,936.60 : 246,135.30 = 101,728.60 : x
  2. Step 2: Convert to fraction form
    163,936.60/246,135.30 = 101,728.60/x
  3. Step 3: Cross multiply
    163,936.60x = 246,135.30 × 101,728.60
  4. Step 4: Simplify right side
    163,936.60x = 25,038,999,479.58
  5. Step 5: Solve for x
    x = 25,038,999,479.58/163,936.60
  6. Step 6: Final answer
    x = 152,735.87

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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.