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Finding the Fourth Proportional to 79,523.78, 119,198.18 and 32,751.14

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Solution

The fourth proportional to 79,523.78, 119,198.18 and 32,751.14 is: 49,090.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,523.78 : 119,198.18 = 32,751.14 : x
  2. Step 2: Convert to fraction form
    79,523.78/119,198.18 = 32,751.14/x
  3. Step 3: Cross multiply
    79,523.78x = 119,198.18 × 32,751.14
  4. Step 4: Simplify right side
    79,523.78x = 3,903,875,766.81
  5. Step 5: Solve for x
    x = 3,903,875,766.81/79,523.78
  6. Step 6: Final answer
    x = 49,090.67

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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.