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Finding the Fourth Proportional to 64,507.56, 96,789.87 and 25,067.67

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Solution

The fourth proportional to 64,507.56, 96,789.87 and 25,067.67 is: 37,612.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,507.56 : 96,789.87 = 25,067.67 : x
  2. Step 2: Convert to fraction form
    64,507.56/96,789.87 = 25,067.67/x
  3. Step 3: Cross multiply
    64,507.56x = 96,789.87 × 25,067.67
  4. Step 4: Simplify right side
    64,507.56x = 2,426,296,520.50
  5. Step 5: Solve for x
    x = 2,426,296,520.50/64,507.56
  6. Step 6: Final answer
    x = 37,612.59

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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.