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Finding the Fourth Proportional to 64,481.24, 88,958.70 and 37,239.32

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Solution

The fourth proportional to 64,481.24, 88,958.70 and 37,239.32 is: 51,375.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,481.24 : 88,958.70 = 37,239.32 : x
  2. Step 2: Convert to fraction form
    64,481.24/88,958.70 = 37,239.32/x
  3. Step 3: Cross multiply
    64,481.24x = 88,958.70 × 37,239.32
  4. Step 4: Simplify right side
    64,481.24x = 3,312,761,496.08
  5. Step 5: Solve for x
    x = 3,312,761,496.08/64,481.24
  6. Step 6: Final answer
    x = 51,375.59

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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.