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Finding the Fourth Proportional to 237,219.90, 327,349.53 and 129,768.54

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Solution

The fourth proportional to 237,219.90, 327,349.53 and 129,768.54 is: 179,072.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,219.90 : 327,349.53 = 129,768.54 : x
  2. Step 2: Convert to fraction form
    237,219.90/327,349.53 = 129,768.54/x
  3. Step 3: Cross multiply
    237,219.90x = 327,349.53 × 129,768.54
  4. Step 4: Simplify right side
    237,219.90x = 42,479,670,577.79
  5. Step 5: Solve for x
    x = 42,479,670,577.79/237,219.90
  6. Step 6: Final answer
    x = 179,072.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.