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Finding the Fourth Proportional to 166,651.50, 250,003.32 and 54,305.64

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Solution

The fourth proportional to 166,651.50, 250,003.32 and 54,305.64 is: 81,466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,651.50 : 250,003.32 = 54,305.64 : x
  2. Step 2: Convert to fraction form
    166,651.50/250,003.32 = 54,305.64/x
  3. Step 3: Cross multiply
    166,651.50x = 250,003.32 × 54,305.64
  4. Step 4: Simplify right side
    166,651.50x = 13,576,590,294.72
  5. Step 5: Solve for x
    x = 13,576,590,294.72/166,651.50
  6. Step 6: Final answer
    x = 81,466.96

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1.5x scale

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.