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Finding the Third Proportional to 10,181.81 and 15,765.38

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Solution

The third proportional to 10,181.81 and 15,765.38 is: 24,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.81 : 15,765.38 = 15,765.38 : x
  2. Step 2: Convert to fraction form
    10,181.81/15,765.38 = 15,765.38/x
  3. Step 3: Cross multiply
    10,181.81x = 15,765.38 × 15,765.38
  4. Step 4: Simplify right side
    10,181.81x = 248,547,048.89
  5. Step 5: Solve for x
    x = 248,547,048.89/10,181.81
  6. Step 6: Final answer
    x = 24,410.88

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