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Finding the Fourth Proportional to 167,808.40, 252,004.20 and 162,559.60

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Solution

The fourth proportional to 167,808.40, 252,004.20 and 162,559.60 is: 244,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,808.40 : 252,004.20 = 162,559.60 : x
  2. Step 2: Convert to fraction form
    167,808.40/252,004.20 = 162,559.60/x
  3. Step 3: Cross multiply
    167,808.40x = 252,004.20 × 162,559.60
  4. Step 4: Simplify right side
    167,808.40x = 40,965,701,950.32
  5. Step 5: Solve for x
    x = 40,965,701,950.32/167,808.40
  6. Step 6: Final answer
    x = 244,121.88

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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.