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Finding the Third Proportional to 15,858 and 24,543

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Solution

The third proportional to 15,858 and 24,543 is: 37,984.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858 : 24,543 = 24,543 : x
  2. Step 2: Convert to fraction form
    15,858/24,543 = 24,543/x
  3. Step 3: Cross multiply
    15,858x = 24,543 × 24,543
  4. Step 4: Simplify right side
    15,858x = 602,358,849
  5. Step 5: Solve for x
    x = 602,358,849/15,858
  6. Step 6: Final answer
    x = 37,984.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.