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Finding the Fourth Proportional to 179,559.56, 269,347.44 and 67,210.54

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Solution

The fourth proportional to 179,559.56, 269,347.44 and 67,210.54 is: 100,818.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,559.56 : 269,347.44 = 67,210.54 : x
  2. Step 2: Convert to fraction form
    179,559.56/269,347.44 = 67,210.54/x
  3. Step 3: Cross multiply
    179,559.56x = 269,347.44 × 67,210.54
  4. Step 4: Simplify right side
    179,559.56x = 18,102,986,890.02
  5. Step 5: Solve for x
    x = 18,102,986,890.02/179,559.56
  6. Step 6: Final answer
    x = 100,818.84

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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.