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Finding the Fourth Proportional to 50,644.99, 75,774.73 and 30,580.63

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Solution

The fourth proportional to 50,644.99, 75,774.73 and 30,580.63 is: 45,754.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,644.99 : 75,774.73 = 30,580.63 : x
  2. Step 2: Convert to fraction form
    50,644.99/75,774.73 = 30,580.63/x
  3. Step 3: Cross multiply
    50,644.99x = 75,774.73 × 30,580.63
  4. Step 4: Simplify right side
    50,644.99x = 2,317,238,981.48
  5. Step 5: Solve for x
    x = 2,317,238,981.48/50,644.99
  6. Step 6: Final answer
    x = 45,754.56

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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.