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Finding the Fourth Proportional to 166,894.83, 250,339.95 and 40,536

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Solution

The fourth proportional to 166,894.83, 250,339.95 and 40,536 is: 60,803.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,894.83 : 250,339.95 = 40,536 : x
  2. Step 2: Convert to fraction form
    166,894.83/250,339.95 = 40,536/x
  3. Step 3: Cross multiply
    166,894.83x = 250,339.95 × 40,536
  4. Step 4: Simplify right side
    166,894.83x = 10,147,780,213.20
  5. Step 5: Solve for x
    x = 10,147,780,213.20/166,894.83
  6. Step 6: Final answer
    x = 60,803.44

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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.