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Finding the Third Proportional to 30,589.50 and 48,668.25

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Solution

The third proportional to 30,589.50 and 48,668.25 is: 77,431.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,589.50 : 48,668.25 = 48,668.25 : x
  2. Step 2: Convert to fraction form
    30,589.50/48,668.25 = 48,668.25/x
  3. Step 3: Cross multiply
    30,589.50x = 48,668.25 × 48,668.25
  4. Step 4: Simplify right side
    30,589.50x = 2,368,598,558.06
  5. Step 5: Solve for x
    x = 2,368,598,558.06/30,589.50
  6. Step 6: Final answer
    x = 77,431.75

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.