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Finding the Fourth Proportional to 35,333.90, 48,759.80 and 19,418.34

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Solution

The fourth proportional to 35,333.90, 48,759.80 and 19,418.34 is: 26,796.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,333.90 : 48,759.80 = 19,418.34 : x
  2. Step 2: Convert to fraction form
    35,333.90/48,759.80 = 19,418.34/x
  3. Step 3: Cross multiply
    35,333.90x = 48,759.80 × 19,418.34
  4. Step 4: Simplify right side
    35,333.90x = 946,834,374.73
  5. Step 5: Solve for x
    x = 946,834,374.73/35,333.90
  6. Step 6: Final answer
    x = 26,796.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.