Home / 43,724.05-65,592.18-21,537.61

Finding the Fourth Proportional to 43,724.05, 65,592.18 and 21,537.61

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Solution

The fourth proportional to 43,724.05, 65,592.18 and 21,537.61 is: 32,309.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,724.05 : 65,592.18 = 21,537.61 : x
  2. Step 2: Convert to fraction form
    43,724.05/65,592.18 = 21,537.61/x
  3. Step 3: Cross multiply
    43,724.05x = 65,592.18 × 21,537.61
  4. Step 4: Simplify right side
    43,724.05x = 1,412,698,791.89
  5. Step 5: Solve for x
    x = 1,412,698,791.89/43,724.05
  6. Step 6: Final answer
    x = 32,309.42

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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.