Home / 43,744.68-65,634.57-21,557.52

Finding the Fourth Proportional to 43,744.68, 65,634.57 and 21,557.52

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Solution

The fourth proportional to 43,744.68, 65,634.57 and 21,557.52 is: 32,344.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,744.68 : 65,634.57 = 21,557.52 : x
  2. Step 2: Convert to fraction form
    43,744.68/65,634.57 = 21,557.52/x
  3. Step 3: Cross multiply
    43,744.68x = 65,634.57 × 21,557.52
  4. Step 4: Simplify right side
    43,744.68x = 1,414,918,555.47
  5. Step 5: Solve for x
    x = 1,414,918,555.47/43,744.68
  6. Step 6: Final answer
    x = 32,344.93

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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.