Home / 65,481.06-98,227.62-21,097.38

Finding the Fourth Proportional to 65,481.06, 98,227.62 and 21,097.38

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Solution

The fourth proportional to 65,481.06, 98,227.62 and 21,097.38 is: 31,648.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,481.06 : 98,227.62 = 21,097.38 : x
  2. Step 2: Convert to fraction form
    65,481.06/98,227.62 = 21,097.38/x
  3. Step 3: Cross multiply
    65,481.06x = 98,227.62 × 21,097.38
  4. Step 4: Simplify right side
    65,481.06x = 2,072,345,425.64
  5. Step 5: Solve for x
    x = 2,072,345,425.64/65,481.06
  6. Step 6: Final answer
    x = 31,648.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.