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Finding the Third Proportional to 105,913.50 and 163,568.25

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Solution

The third proportional to 105,913.50 and 163,568.25 is: 252,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,913.50 : 163,568.25 = 163,568.25 : x
  2. Step 2: Convert to fraction form
    105,913.50/163,568.25 = 163,568.25/x
  3. Step 3: Cross multiply
    105,913.50x = 163,568.25 × 163,568.25
  4. Step 4: Simplify right side
    105,913.50x = 26,754,572,408.06
  5. Step 5: Solve for x
    x = 26,754,572,408.06/105,913.50
  6. Step 6: Final answer
    x = 252,607.76

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.