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Finding the Third Proportional to 41,907.50 and 90,376

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Solution

The third proportional to 41,907.50 and 90,376 is: 194,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,907.50 : 90,376 = 90,376 : x
  2. Step 2: Convert to fraction form
    41,907.50/90,376 = 90,376/x
  3. Step 3: Cross multiply
    41,907.50x = 90,376 × 90,376
  4. Step 4: Simplify right side
    41,907.50x = 8,167,821,376
  5. Step 5: Solve for x
    x = 8,167,821,376/41,907.50
  6. Step 6: Final answer
    x = 194,901.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.