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Finding the Fourth Proportional to 73,571.40, 101,559.03 and 49,730.37

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Solution

The fourth proportional to 73,571.40, 101,559.03 and 49,730.37 is: 68,648.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,571.40 : 101,559.03 = 49,730.37 : x
  2. Step 2: Convert to fraction form
    73,571.40/101,559.03 = 49,730.37/x
  3. Step 3: Cross multiply
    73,571.40x = 101,559.03 × 49,730.37
  4. Step 4: Simplify right side
    73,571.40x = 5,050,568,138.74
  5. Step 5: Solve for x
    x = 5,050,568,138.74/73,571.40
  6. Step 6: Final answer
    x = 68,648.53

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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.