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Finding the Third Proportional to 88,911 and 158,103

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Solution

The third proportional to 88,911 and 158,103 is: 281,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,911 : 158,103 = 158,103 : x
  2. Step 2: Convert to fraction form
    88,911/158,103 = 158,103/x
  3. Step 3: Cross multiply
    88,911x = 158,103 × 158,103
  4. Step 4: Simplify right side
    88,911x = 24,996,558,609
  5. Step 5: Solve for x
    x = 24,996,558,609/88,911
  6. Step 6: Final answer
    x = 281,141.35

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.