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Finding the Third Proportional to 38,940.75 and 61,858.69

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Solution

The third proportional to 38,940.75 and 61,858.69 is: 98,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,940.75 : 61,858.69 = 61,858.69 : x
  2. Step 2: Convert to fraction form
    38,940.75/61,858.69 = 61,858.69/x
  3. Step 3: Cross multiply
    38,940.75x = 61,858.69 × 61,858.69
  4. Step 4: Simplify right side
    38,940.75x = 3,826,497,219.22
  5. Step 5: Solve for x
    x = 3,826,497,219.22/38,940.75
  6. Step 6: Final answer
    x = 98,264.60

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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.