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Finding the Fourth Proportional to 101,161.77, 151,772.73 and 44,994.12

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Solution

The fourth proportional to 101,161.77, 151,772.73 and 44,994.12 is: 67,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,161.77 : 151,772.73 = 44,994.12 : x
  2. Step 2: Convert to fraction form
    101,161.77/151,772.73 = 44,994.12/x
  3. Step 3: Cross multiply
    101,161.77x = 151,772.73 × 44,994.12
  4. Step 4: Simplify right side
    101,161.77x = 6,828,880,426.35
  5. Step 5: Solve for x
    x = 6,828,880,426.35/101,161.77
  6. Step 6: Final answer
    x = 67,504.56

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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.