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Finding the Fourth Proportional to 166,098.70, 248,851.05 and 101,064.70

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Solution

The fourth proportional to 166,098.70, 248,851.05 and 101,064.70 is: 151,416.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,098.70 : 248,851.05 = 101,064.70 : x
  2. Step 2: Convert to fraction form
    166,098.70/248,851.05 = 101,064.70/x
  3. Step 3: Cross multiply
    166,098.70x = 248,851.05 × 101,064.70
  4. Step 4: Simplify right side
    166,098.70x = 25,150,056,712.94
  5. Step 5: Solve for x
    x = 25,150,056,712.94/166,098.70
  6. Step 6: Final answer
    x = 151,416.34

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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.