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Finding the Third Proportional to 32,235 and 69,231.75

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Solution

The third proportional to 32,235 and 69,231.75 is: 148,690.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,235 : 69,231.75 = 69,231.75 : x
  2. Step 2: Convert to fraction form
    32,235/69,231.75 = 69,231.75/x
  3. Step 3: Cross multiply
    32,235x = 69,231.75 × 69,231.75
  4. Step 4: Simplify right side
    32,235x = 4,793,035,208.06
  5. Step 5: Solve for x
    x = 4,793,035,208.06/32,235
  6. Step 6: Final answer
    x = 148,690.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.