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Finding the Fourth Proportional to 50,455.56, 75,657.40 and 27,101.64

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Solution

The fourth proportional to 50,455.56, 75,657.40 and 27,101.64 is: 40,638.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,455.56 : 75,657.40 = 27,101.64 : x
  2. Step 2: Convert to fraction form
    50,455.56/75,657.40 = 27,101.64/x
  3. Step 3: Cross multiply
    50,455.56x = 75,657.40 × 27,101.64
  4. Step 4: Simplify right side
    50,455.56x = 2,050,439,618.14
  5. Step 5: Solve for x
    x = 2,050,439,618.14/50,455.56
  6. Step 6: Final answer
    x = 40,638.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.