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Finding the Third Proportional to 49,725 and 75,309.75

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Solution

The third proportional to 49,725 and 75,309.75 is: 114,058.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,725 : 75,309.75 = 75,309.75 : x
  2. Step 2: Convert to fraction form
    49,725/75,309.75 = 75,309.75/x
  3. Step 3: Cross multiply
    49,725x = 75,309.75 × 75,309.75
  4. Step 4: Simplify right side
    49,725x = 5,671,558,445.06
  5. Step 5: Solve for x
    x = 5,671,558,445.06/49,725
  6. Step 6: Final answer
    x = 114,058.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.