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Finding the Third Proportional to 18,210.75 and 40,035

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Solution

The third proportional to 18,210.75 and 40,035 is: 88,014.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.75 : 40,035 = 40,035 : x
  2. Step 2: Convert to fraction form
    18,210.75/40,035 = 40,035/x
  3. Step 3: Cross multiply
    18,210.75x = 40,035 × 40,035
  4. Step 4: Simplify right side
    18,210.75x = 1,602,801,225
  5. Step 5: Solve for x
    x = 1,602,801,225/18,210.75
  6. Step 6: Final answer
    x = 88,014.02

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.