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Finding the Third Proportional to 68,020 and 158,124

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Solution

The third proportional to 68,020 and 158,124 is: 367,585.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,020 : 158,124 = 158,124 : x
  2. Step 2: Convert to fraction form
    68,020/158,124 = 158,124/x
  3. Step 3: Cross multiply
    68,020x = 158,124 × 158,124
  4. Step 4: Simplify right side
    68,020x = 25,003,199,376
  5. Step 5: Solve for x
    x = 25,003,199,376/68,020
  6. Step 6: Final answer
    x = 367,585.99

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.