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Finding the Third Proportional to 48,042.75 and 70,212.75

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Solution

The third proportional to 48,042.75 and 70,212.75 is: 102,613.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,042.75 : 70,212.75 = 70,212.75 : x
  2. Step 2: Convert to fraction form
    48,042.75/70,212.75 = 70,212.75/x
  3. Step 3: Cross multiply
    48,042.75x = 70,212.75 × 70,212.75
  4. Step 4: Simplify right side
    48,042.75x = 4,929,830,262.56
  5. Step 5: Solve for x
    x = 4,929,830,262.56/48,042.75
  6. Step 6: Final answer
    x = 102,613.41

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.