Home / 64,986.20-97,517.56-27,543.54

Finding the Fourth Proportional to 64,986.20, 97,517.56 and 27,543.54

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Solution

The fourth proportional to 64,986.20, 97,517.56 and 27,543.54 is: 41,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,986.20 : 97,517.56 = 27,543.54 : x
  2. Step 2: Convert to fraction form
    64,986.20/97,517.56 = 27,543.54/x
  3. Step 3: Cross multiply
    64,986.20x = 97,517.56 × 27,543.54
  4. Step 4: Simplify right side
    64,986.20x = 2,685,978,814.56
  5. Step 5: Solve for x
    x = 2,685,978,814.56/64,986.20
  6. Step 6: Final answer
    x = 41,331.53

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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.