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Finding the Fourth Proportional to 166,706, 250,059 and 49,970

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Solution

The fourth proportional to 166,706, 250,059 and 49,970 is: 74,955

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,706 : 250,059 = 49,970 : x
  2. Step 2: Convert to fraction form
    166,706/250,059 = 49,970/x
  3. Step 3: Cross multiply
    166,706x = 250,059 × 49,970
  4. Step 4: Simplify right side
    166,706x = 12,495,448,230
  5. Step 5: Solve for x
    x = 12,495,448,230/166,706
  6. Step 6: Final answer
    x = 74,955

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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.