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Finding the Fourth Proportional to 73,015.97, 100,766.73 and 41,184.18

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Solution

The fourth proportional to 73,015.97, 100,766.73 and 41,184.18 is: 56,836.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,015.97 : 100,766.73 = 41,184.18 : x
  2. Step 2: Convert to fraction form
    73,015.97/100,766.73 = 41,184.18/x
  3. Step 3: Cross multiply
    73,015.97x = 100,766.73 × 41,184.18
  4. Step 4: Simplify right side
    73,015.97x = 4,149,995,300.77
  5. Step 5: Solve for x
    x = 4,149,995,300.77/73,015.97
  6. Step 6: Final answer
    x = 56,836.82

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1.5x scale

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.