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Finding the Fourth Proportional to 166,898.48, 250,171.23 and 54,548.64

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Solution

The fourth proportional to 166,898.48, 250,171.23 and 54,548.64 is: 81,765.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,898.48 : 250,171.23 = 54,548.64 : x
  2. Step 2: Convert to fraction form
    166,898.48/250,171.23 = 54,548.64/x
  3. Step 3: Cross multiply
    166,898.48x = 250,171.23 × 54,548.64
  4. Step 4: Simplify right side
    166,898.48x = 13,646,500,568.18
  5. Step 5: Solve for x
    x = 13,646,500,568.18/166,898.48
  6. Step 6: Final answer
    x = 81,765.28

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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.