Home / 166,861.29-250,239.60-54,515.91

Finding the Fourth Proportional to 166,861.29, 250,239.60 and 54,515.91

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Solution

The fourth proportional to 166,861.29, 250,239.60 and 54,515.91 is: 81,756.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,861.29 : 250,239.60 = 54,515.91 : x
  2. Step 2: Convert to fraction form
    166,861.29/250,239.60 = 54,515.91/x
  3. Step 3: Cross multiply
    166,861.29x = 250,239.60 × 54,515.91
  4. Step 4: Simplify right side
    166,861.29x = 13,642,039,512.04
  5. Step 5: Solve for x
    x = 13,642,039,512.04/166,861.29
  6. Step 6: Final answer
    x = 81,756.77

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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.