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Finding the Fourth Proportional to 175,814.60, 263,747.03 and 54,245.43

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Solution

The fourth proportional to 175,814.60, 263,747.03 and 54,245.43 is: 81,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,814.60 : 263,747.03 = 54,245.43 : x
  2. Step 2: Convert to fraction form
    175,814.60/263,747.03 = 54,245.43/x
  3. Step 3: Cross multiply
    175,814.60x = 263,747.03 × 54,245.43
  4. Step 4: Simplify right side
    175,814.60x = 14,307,070,782.35
  5. Step 5: Solve for x
    x = 14,307,070,782.35/175,814.60
  6. Step 6: Final answer
    x = 81,375.90

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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.