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Finding the Fourth Proportional to 63,906.76, 95,860.75 and 17,159.64

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Solution

The fourth proportional to 63,906.76, 95,860.75 and 17,159.64 is: 25,739.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,906.76 : 95,860.75 = 17,159.64 : x
  2. Step 2: Convert to fraction form
    63,906.76/95,860.75 = 17,159.64/x
  3. Step 3: Cross multiply
    63,906.76x = 95,860.75 × 17,159.64
  4. Step 4: Simplify right side
    63,906.76x = 1,644,935,480.83
  5. Step 5: Solve for x
    x = 1,644,935,480.83/63,906.76
  6. Step 6: Final answer
    x = 25,739.62

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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.