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Finding the Fourth Proportional to 167,958.25, 251,688.17 and 123,367.03

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Solution

The fourth proportional to 167,958.25, 251,688.17 and 123,367.03 is: 184,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,958.25 : 251,688.17 = 123,367.03 : x
  2. Step 2: Convert to fraction form
    167,958.25/251,688.17 = 123,367.03/x
  3. Step 3: Cross multiply
    167,958.25x = 251,688.17 × 123,367.03
  4. Step 4: Simplify right side
    167,958.25x = 31,050,022,767.01
  5. Step 5: Solve for x
    x = 31,050,022,767.01/167,958.25
  6. Step 6: Final answer
    x = 184,867.50

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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.