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Finding the Fourth Proportional to 59,450.95, 81,981.07 and 41,539.42

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Solution

The fourth proportional to 59,450.95, 81,981.07 and 41,539.42 is: 57,281.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,450.95 : 81,981.07 = 41,539.42 : x
  2. Step 2: Convert to fraction form
    59,450.95/81,981.07 = 41,539.42/x
  3. Step 3: Cross multiply
    59,450.95x = 81,981.07 × 41,539.42
  4. Step 4: Simplify right side
    59,450.95x = 3,405,446,098.78
  5. Step 5: Solve for x
    x = 3,405,446,098.78/59,450.95
  6. Step 6: Final answer
    x = 57,281.61

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Why These Related Problems?

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