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Finding the Fourth Proportional to 166,758.75, 250,164.05 and 55,976.67

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Solution

The fourth proportional to 166,758.75, 250,164.05 and 55,976.67 is: 83,973.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,758.75 : 250,164.05 = 55,976.67 : x
  2. Step 2: Convert to fraction form
    166,758.75/250,164.05 = 55,976.67/x
  3. Step 3: Cross multiply
    166,758.75x = 250,164.05 × 55,976.67
  4. Step 4: Simplify right side
    166,758.75x = 14,003,350,192.83
  5. Step 5: Solve for x
    x = 14,003,350,192.83/166,758.75
  6. Step 6: Final answer
    x = 83,973.71

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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.