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Finding the Third Proportional to 48,448 and 102,759.50

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Solution

The third proportional to 48,448 and 102,759.50 is: 217,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,448 : 102,759.50 = 102,759.50 : x
  2. Step 2: Convert to fraction form
    48,448/102,759.50 = 102,759.50/x
  3. Step 3: Cross multiply
    48,448x = 102,759.50 × 102,759.50
  4. Step 4: Simplify right side
    48,448x = 10,559,514,840.25
  5. Step 5: Solve for x
    x = 10,559,514,840.25/48,448
  6. Step 6: Final answer
    x = 217,955.64

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.