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Finding the Third Proportional to 106,173 and 154,876.50

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Solution

The third proportional to 106,173 and 154,876.50 is: 225,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,173 : 154,876.50 = 154,876.50 : x
  2. Step 2: Convert to fraction form
    106,173/154,876.50 = 154,876.50/x
  3. Step 3: Cross multiply
    106,173x = 154,876.50 × 154,876.50
  4. Step 4: Simplify right side
    106,173x = 23,986,730,252.25
  5. Step 5: Solve for x
    x = 23,986,730,252.25/106,173
  6. Step 6: Final answer
    x = 225,921.19

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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.