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Finding the Fourth Proportional to 166,879.77, 250,335 and 54,560.58

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Solution

The fourth proportional to 166,879.77, 250,335 and 54,560.58 is: 81,845.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,879.77 : 250,335 = 54,560.58 : x
  2. Step 2: Convert to fraction form
    166,879.77/250,335 = 54,560.58/x
  3. Step 3: Cross multiply
    166,879.77x = 250,335 × 54,560.58
  4. Step 4: Simplify right side
    166,879.77x = 13,658,422,794.30
  5. Step 5: Solve for x
    x = 13,658,422,794.30/166,879.77
  6. Step 6: Final answer
    x = 81,845.89

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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.