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Finding the Fourth Proportional to 119,706.60, 179,559.87 and 30,969.06

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Solution

The fourth proportional to 119,706.60, 179,559.87 and 30,969.06 is: 46,453.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,706.60 : 179,559.87 = 30,969.06 : x
  2. Step 2: Convert to fraction form
    119,706.60/179,559.87 = 30,969.06/x
  3. Step 3: Cross multiply
    119,706.60x = 179,559.87 × 30,969.06
  4. Step 4: Simplify right side
    119,706.60x = 5,560,800,387.62
  5. Step 5: Solve for x
    x = 5,560,800,387.62/119,706.60
  6. Step 6: Final answer
    x = 46,453.58

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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.