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Finding the Third Proportional to 68,738 and 104,547

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Solution

The third proportional to 68,738 and 104,547 is: 159,010.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,738 : 104,547 = 104,547 : x
  2. Step 2: Convert to fraction form
    68,738/104,547 = 104,547/x
  3. Step 3: Cross multiply
    68,738x = 104,547 × 104,547
  4. Step 4: Simplify right side
    68,738x = 10,930,075,209
  5. Step 5: Solve for x
    x = 10,930,075,209/68,738
  6. Step 6: Final answer
    x = 159,010.67

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.