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Finding the Third Proportional to 22,159.50 and 46,643

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Solution

The third proportional to 22,159.50 and 46,643 is: 98,177.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159.50 : 46,643 = 46,643 : x
  2. Step 2: Convert to fraction form
    22,159.50/46,643 = 46,643/x
  3. Step 3: Cross multiply
    22,159.50x = 46,643 × 46,643
  4. Step 4: Simplify right side
    22,159.50x = 2,175,569,449
  5. Step 5: Solve for x
    x = 2,175,569,449/22,159.50
  6. Step 6: Final answer
    x = 98,177.73

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.