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Finding the Fourth Proportional to 64,594.07, 96,918.78 and 27,162.54

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Solution

The fourth proportional to 64,594.07, 96,918.78 and 27,162.54 is: 40,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,594.07 : 96,918.78 = 27,162.54 : x
  2. Step 2: Convert to fraction form
    64,594.07/96,918.78 = 27,162.54/x
  3. Step 3: Cross multiply
    64,594.07x = 96,918.78 × 27,162.54
  4. Step 4: Simplify right side
    64,594.07x = 2,632,560,359.46
  5. Step 5: Solve for x
    x = 2,632,560,359.46/64,594.07
  6. Step 6: Final answer
    x = 40,755.45

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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.