Home / 43,523.88-65,275.26-20,127.96

Finding the Fourth Proportional to 43,523.88, 65,275.26 and 20,127.96

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Solution

The fourth proportional to 43,523.88, 65,275.26 and 20,127.96 is: 30,187.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,523.88 : 65,275.26 = 20,127.96 : x
  2. Step 2: Convert to fraction form
    43,523.88/65,275.26 = 20,127.96/x
  3. Step 3: Cross multiply
    43,523.88x = 65,275.26 × 20,127.96
  4. Step 4: Simplify right side
    43,523.88x = 1,313,857,822.27
  5. Step 5: Solve for x
    x = 1,313,857,822.27/43,523.88
  6. Step 6: Final answer
    x = 30,187.06

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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.