Home / 166,771.35-250,196.85-54,451.78

Finding the Fourth Proportional to 166,771.35, 250,196.85 and 54,451.78

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Solution

The fourth proportional to 166,771.35, 250,196.85 and 54,451.78 is: 81,690.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,771.35 : 250,196.85 = 54,451.78 : x
  2. Step 2: Convert to fraction form
    166,771.35/250,196.85 = 54,451.78/x
  3. Step 3: Cross multiply
    166,771.35x = 250,196.85 × 54,451.78
  4. Step 4: Simplify right side
    166,771.35x = 13,623,663,207.40
  5. Step 5: Solve for x
    x = 13,623,663,207.40/166,771.35
  6. Step 6: Final answer
    x = 81,690.67

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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.