Home / 53,469.52-73,806.36-30,817.56

Finding the Fourth Proportional to 53,469.52, 73,806.36 and 30,817.56

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Solution

The fourth proportional to 53,469.52, 73,806.36 and 30,817.56 is: 42,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,469.52 : 73,806.36 = 30,817.56 : x
  2. Step 2: Convert to fraction form
    53,469.52/73,806.36 = 30,817.56/x
  3. Step 3: Cross multiply
    53,469.52x = 73,806.36 × 30,817.56
  4. Step 4: Simplify right side
    53,469.52x = 2,274,531,927.68
  5. Step 5: Solve for x
    x = 2,274,531,927.68/53,469.52
  6. Step 6: Final answer
    x = 42,538.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.