Home / 43,561.29-65,342.34-15,481.83

Finding the Fourth Proportional to 43,561.29, 65,342.34 and 15,481.83

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Solution

The fourth proportional to 43,561.29, 65,342.34 and 15,481.83 is: 23,222.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,561.29 : 65,342.34 = 15,481.83 : x
  2. Step 2: Convert to fraction form
    43,561.29/65,342.34 = 15,481.83/x
  3. Step 3: Cross multiply
    43,561.29x = 65,342.34 × 15,481.83
  4. Step 4: Simplify right side
    43,561.29x = 1,011,618,999.68
  5. Step 5: Solve for x
    x = 1,011,618,999.68/43,561.29
  6. Step 6: Final answer
    x = 23,222.89

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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.