Home / 53,469.26-73,806.02-30,817.30

Finding the Fourth Proportional to 53,469.26, 73,806.02 and 30,817.30

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Solution

The fourth proportional to 53,469.26, 73,806.02 and 30,817.30 is: 42,538.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,469.26 : 73,806.02 = 30,817.30 : x
  2. Step 2: Convert to fraction form
    53,469.26/73,806.02 = 30,817.30/x
  3. Step 3: Cross multiply
    53,469.26x = 73,806.02 × 30,817.30
  4. Step 4: Simplify right side
    53,469.26x = 2,274,502,260.15
  5. Step 5: Solve for x
    x = 2,274,502,260.15/53,469.26
  6. Step 6: Final answer
    x = 42,538.50

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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.