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Finding the Third Proportional to 48,369 and 73,943

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Solution

The third proportional to 48,369 and 73,943 is: 113,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,369 : 73,943 = 73,943 : x
  2. Step 2: Convert to fraction form
    48,369/73,943 = 73,943/x
  3. Step 3: Cross multiply
    48,369x = 73,943 × 73,943
  4. Step 4: Simplify right side
    48,369x = 5,467,567,249
  5. Step 5: Solve for x
    x = 5,467,567,249/48,369
  6. Step 6: Final answer
    x = 113,038.67

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.