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Finding the Fourth Proportional to 73,069.70, 100,825.37 and 44,374.43

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Solution

The fourth proportional to 73,069.70, 100,825.37 and 44,374.43 is: 61,230.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,069.70 : 100,825.37 = 44,374.43 : x
  2. Step 2: Convert to fraction form
    73,069.70/100,825.37 = 44,374.43/x
  3. Step 3: Cross multiply
    73,069.70x = 100,825.37 × 44,374.43
  4. Step 4: Simplify right side
    73,069.70x = 4,474,068,323.29
  5. Step 5: Solve for x
    x = 4,474,068,323.29/73,069.70
  6. Step 6: Final answer
    x = 61,230.14

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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.