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Finding the Fourth Proportional to 63,912.48, 95,828.64 and 19,524.48

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Solution

The fourth proportional to 63,912.48, 95,828.64 and 19,524.48 is: 29,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,912.48 : 95,828.64 = 19,524.48 : x
  2. Step 2: Convert to fraction form
    63,912.48/95,828.64 = 19,524.48/x
  3. Step 3: Cross multiply
    63,912.48x = 95,828.64 × 19,524.48
  4. Step 4: Simplify right side
    63,912.48x = 1,871,004,365.11
  5. Step 5: Solve for x
    x = 1,871,004,365.11/63,912.48
  6. Step 6: Final answer
    x = 29,274.48

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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.