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Finding the Third Proportional to 20,889 and 46,152

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Solution

The third proportional to 20,889 and 46,152 is: 101,967.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,889 : 46,152 = 46,152 : x
  2. Step 2: Convert to fraction form
    20,889/46,152 = 46,152/x
  3. Step 3: Cross multiply
    20,889x = 46,152 × 46,152
  4. Step 4: Simplify right side
    20,889x = 2,130,007,104
  5. Step 5: Solve for x
    x = 2,130,007,104/20,889
  6. Step 6: Final answer
    x = 101,967.88

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.