Home / 166,736.20-250,108.76-54,423.24

Finding the Fourth Proportional to 166,736.20, 250,108.76 and 54,423.24

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Solution

The fourth proportional to 166,736.20, 250,108.76 and 54,423.24 is: 81,636.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,736.20 : 250,108.76 = 54,423.24 : x
  2. Step 2: Convert to fraction form
    166,736.20/250,108.76 = 54,423.24/x
  3. Step 3: Cross multiply
    166,736.20x = 250,108.76 × 54,423.24
  4. Step 4: Simplify right side
    166,736.20x = 13,611,729,071.58
  5. Step 5: Solve for x
    x = 13,611,729,071.58/166,736.20
  6. Step 6: Final answer
    x = 81,636.32

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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.