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Finding the Third Proportional to 15,798 and 35,100

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Solution

The third proportional to 15,798 and 35,100 is: 77,985.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,798 : 35,100 = 35,100 : x
  2. Step 2: Convert to fraction form
    15,798/35,100 = 35,100/x
  3. Step 3: Cross multiply
    15,798x = 35,100 × 35,100
  4. Step 4: Simplify right side
    15,798x = 1,232,010,000
  5. Step 5: Solve for x
    x = 1,232,010,000/15,798
  6. Step 6: Final answer
    x = 77,985.19

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.