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Finding the Fourth Proportional to 63,735.70, 95,579.79 and 18,745.01

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Solution

The fourth proportional to 63,735.70, 95,579.79 and 18,745.01 is: 28,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,735.70 : 95,579.79 = 18,745.01 : x
  2. Step 2: Convert to fraction form
    63,735.70/95,579.79 = 18,745.01/x
  3. Step 3: Cross multiply
    63,735.70x = 95,579.79 × 18,745.01
  4. Step 4: Simplify right side
    63,735.70x = 1,791,644,119.35
  5. Step 5: Solve for x
    x = 1,791,644,119.35/63,735.70
  6. Step 6: Final answer
    x = 28,110.53

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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.