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Finding the Fourth Proportional to 182,940.60, 252,469.74 and 102,377.40

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Solution

The fourth proportional to 182,940.60, 252,469.74 and 102,377.40 is: 141,287.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,940.60 : 252,469.74 = 102,377.40 : x
  2. Step 2: Convert to fraction form
    182,940.60/252,469.74 = 102,377.40/x
  3. Step 3: Cross multiply
    182,940.60x = 252,469.74 × 102,377.40
  4. Step 4: Simplify right side
    182,940.60x = 25,847,195,559.88
  5. Step 5: Solve for x
    x = 25,847,195,559.88/182,940.60
  6. Step 6: Final answer
    x = 141,287.37

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Why These Related Problems?

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