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Finding the Fourth Proportional to 164,116.66, 246,076.56 and 75,258.84

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Solution

The fourth proportional to 164,116.66, 246,076.56 and 75,258.84 is: 112,843.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,116.66 : 246,076.56 = 75,258.84 : x
  2. Step 2: Convert to fraction form
    164,116.66/246,076.56 = 75,258.84/x
  3. Step 3: Cross multiply
    164,116.66x = 246,076.56 × 75,258.84
  4. Step 4: Simplify right side
    164,116.66x = 18,519,436,456.79
  5. Step 5: Solve for x
    x = 18,519,436,456.79/164,116.66
  6. Step 6: Final answer
    x = 112,843.12

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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.