Home / 43,559.24-65,331.05-11,538.52

Finding the Fourth Proportional to 43,559.24, 65,331.05 and 11,538.52

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Solution

The fourth proportional to 43,559.24, 65,331.05 and 11,538.52 is: 17,305.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,559.24 : 65,331.05 = 11,538.52 : x
  2. Step 2: Convert to fraction form
    43,559.24/65,331.05 = 11,538.52/x
  3. Step 3: Cross multiply
    43,559.24x = 65,331.05 × 11,538.52
  4. Step 4: Simplify right side
    43,559.24x = 753,823,406.03
  5. Step 5: Solve for x
    x = 753,823,406.03/43,559.24
  6. Step 6: Final answer
    x = 17,305.71

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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.