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Finding the Third Proportional to 55,825.50 and 75,807

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Solution

The third proportional to 55,825.50 and 75,807 is: 102,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,825.50 : 75,807 = 75,807 : x
  2. Step 2: Convert to fraction form
    55,825.50/75,807 = 75,807/x
  3. Step 3: Cross multiply
    55,825.50x = 75,807 × 75,807
  4. Step 4: Simplify right side
    55,825.50x = 5,746,701,249
  5. Step 5: Solve for x
    x = 5,746,701,249/55,825.50
  6. Step 6: Final answer
    x = 102,940.43

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.