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Finding the Fourth Proportional to 164,497.42, 246,837.37 and 80,258.27

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Solution

The fourth proportional to 164,497.42, 246,837.37 and 80,258.27 is: 120,431.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,497.42 : 246,837.37 = 80,258.27 : x
  2. Step 2: Convert to fraction form
    164,497.42/246,837.37 = 80,258.27/x
  3. Step 3: Cross multiply
    164,497.42x = 246,837.37 × 80,258.27
  4. Step 4: Simplify right side
    164,497.42x = 19,810,740,704.00
  5. Step 5: Solve for x
    x = 19,810,740,704.00/164,497.42
  6. Step 6: Final answer
    x = 120,431.93

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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.