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Finding the Fourth Proportional to 166,807.94, 250,211.00 and 40,448.09

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Solution

The fourth proportional to 166,807.94, 250,211.00 and 40,448.09 is: 60,671.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,807.94 : 250,211.00 = 40,448.09 : x
  2. Step 2: Convert to fraction form
    166,807.94/250,211.00 = 40,448.09/x
  3. Step 3: Cross multiply
    166,807.94x = 250,211.00 × 40,448.09
  4. Step 4: Simplify right side
    166,807.94x = 10,120,555,593.69
  5. Step 5: Solve for x
    x = 10,120,555,593.69/166,807.94
  6. Step 6: Final answer
    x = 60,671.91

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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.