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Finding the Fourth Proportional to 50,375.60, 75,699.80 and 27,018.80

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Solution

The fourth proportional to 50,375.60, 75,699.80 and 27,018.80 is: 40,601.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,375.60 : 75,699.80 = 27,018.80 : x
  2. Step 2: Convert to fraction form
    50,375.60/75,699.80 = 27,018.80/x
  3. Step 3: Cross multiply
    50,375.60x = 75,699.80 × 27,018.80
  4. Step 4: Simplify right side
    50,375.60x = 2,045,317,756.24
  5. Step 5: Solve for x
    x = 2,045,317,756.24/50,375.60
  6. Step 6: Final answer
    x = 40,601.36

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1.5x scale

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.