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Finding the Fourth Proportional to 41,640, 62,460.48 and 17,016

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Solution

The fourth proportional to 41,640, 62,460.48 and 17,016 is: 25,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,640 : 62,460.48 = 17,016 : x
  2. Step 2: Convert to fraction form
    41,640/62,460.48 = 17,016/x
  3. Step 3: Cross multiply
    41,640x = 62,460.48 × 17,016
  4. Step 4: Simplify right side
    41,640x = 1,062,827,527.68
  5. Step 5: Solve for x
    x = 1,062,827,527.68/41,640
  6. Step 6: Final answer
    x = 25,524.20

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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.