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Finding the Fourth Proportional to 63,995.78, 95,982.74 and 17,237.72

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Solution

The fourth proportional to 63,995.78, 95,982.74 and 17,237.72 is: 25,853.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,995.78 : 95,982.74 = 17,237.72 : x
  2. Step 2: Convert to fraction form
    63,995.78/95,982.74 = 17,237.72/x
  3. Step 3: Cross multiply
    63,995.78x = 95,982.74 × 17,237.72
  4. Step 4: Simplify right side
    63,995.78x = 1,654,523,750.72
  5. Step 5: Solve for x
    x = 1,654,523,750.72/63,995.78
  6. Step 6: Final answer
    x = 25,853.64

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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.