Home / 166,721.64-250,107.06-48,377.60

Finding the Fourth Proportional to 166,721.64, 250,107.06 and 48,377.60

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Solution

The fourth proportional to 166,721.64, 250,107.06 and 48,377.60 is: 72,573.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,721.64 : 250,107.06 = 48,377.60 : x
  2. Step 2: Convert to fraction form
    166,721.64/250,107.06 = 48,377.60/x
  3. Step 3: Cross multiply
    166,721.64x = 250,107.06 × 48,377.60
  4. Step 4: Simplify right side
    166,721.64x = 12,099,579,305.86
  5. Step 5: Solve for x
    x = 12,099,579,305.86/166,721.64
  6. Step 6: Final answer
    x = 72,573.54

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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.