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Finding the Third Proportional to 103,106.25 and 153,684

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Solution

The third proportional to 103,106.25 and 153,684 is: 229,072.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,106.25 : 153,684 = 153,684 : x
  2. Step 2: Convert to fraction form
    103,106.25/153,684 = 153,684/x
  3. Step 3: Cross multiply
    103,106.25x = 153,684 × 153,684
  4. Step 4: Simplify right side
    103,106.25x = 23,618,771,856
  5. Step 5: Solve for x
    x = 23,618,771,856/103,106.25
  6. Step 6: Final answer
    x = 229,072.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.