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Finding the Fourth Proportional to 248,559.89, 342,903.53 and 167,958.05

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Solution

The fourth proportional to 248,559.89, 342,903.53 and 167,958.05 is: 231,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,559.89 : 342,903.53 = 167,958.05 : x
  2. Step 2: Convert to fraction form
    248,559.89/342,903.53 = 167,958.05/x
  3. Step 3: Cross multiply
    248,559.89x = 342,903.53 × 167,958.05
  4. Step 4: Simplify right side
    248,559.89x = 57,593,406,942.29
  5. Step 5: Solve for x
    x = 57,593,406,942.29/248,559.89
  6. Step 6: Final answer
    x = 231,708.37

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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.