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Finding the Fourth Proportional to 95,463.63, 131,744.48 and 53,021.25

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Solution

The fourth proportional to 95,463.63, 131,744.48 and 53,021.25 is: 73,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,463.63 : 131,744.48 = 53,021.25 : x
  2. Step 2: Convert to fraction form
    95,463.63/131,744.48 = 53,021.25/x
  3. Step 3: Cross multiply
    95,463.63x = 131,744.48 × 53,021.25
  4. Step 4: Simplify right side
    95,463.63x = 6,985,256,745.09
  5. Step 5: Solve for x
    x = 6,985,256,745.09/95,463.63
  6. Step 6: Final answer
    x = 73,171.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.