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Finding the Fourth Proportional to 73,571.54, 101,525.70 and 41,739.80

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Solution

The fourth proportional to 73,571.54, 101,525.70 and 41,739.80 is: 57,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,571.54 : 101,525.70 = 41,739.80 : x
  2. Step 2: Convert to fraction form
    73,571.54/101,525.70 = 41,739.80/x
  3. Step 3: Cross multiply
    73,571.54x = 101,525.70 × 41,739.80
  4. Step 4: Simplify right side
    73,571.54x = 4,237,662,412.86
  5. Step 5: Solve for x
    x = 4,237,662,412.86/73,571.54
  6. Step 6: Final answer
    x = 57,599.21

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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.