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Finding the Third Proportional to 111,913.50 and 168,950.25

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Solution

The third proportional to 111,913.50 and 168,950.25 is: 255,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,913.50 : 168,950.25 = 168,950.25 : x
  2. Step 2: Convert to fraction form
    111,913.50/168,950.25 = 168,950.25/x
  3. Step 3: Cross multiply
    111,913.50x = 168,950.25 × 168,950.25
  4. Step 4: Simplify right side
    111,913.50x = 28,544,186,975.06
  5. Step 5: Solve for x
    x = 28,544,186,975.06/111,913.50
  6. Step 6: Final answer
    x = 255,055.80

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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.