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Finding the Fourth Proportional to 50,603.68, 75,906.56 and 17,361.96

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Solution

The fourth proportional to 50,603.68, 75,906.56 and 17,361.96 is: 26,043.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,603.68 : 75,906.56 = 17,361.96 : x
  2. Step 2: Convert to fraction form
    50,603.68/75,906.56 = 17,361.96/x
  3. Step 3: Cross multiply
    50,603.68x = 75,906.56 × 17,361.96
  4. Step 4: Simplify right side
    50,603.68x = 1,317,886,658.46
  5. Step 5: Solve for x
    x = 1,317,886,658.46/50,603.68
  6. Step 6: Final answer
    x = 26,043.30

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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.