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Finding the Third Proportional to 49,668.75 and 74,706.75

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Solution

The third proportional to 49,668.75 and 74,706.75 is: 112,366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,668.75 : 74,706.75 = 74,706.75 : x
  2. Step 2: Convert to fraction form
    49,668.75/74,706.75 = 74,706.75/x
  3. Step 3: Cross multiply
    49,668.75x = 74,706.75 × 74,706.75
  4. Step 4: Simplify right side
    49,668.75x = 5,581,098,495.56
  5. Step 5: Solve for x
    x = 5,581,098,495.56/49,668.75
  6. Step 6: Final answer
    x = 112,366.40

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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.