Home / 53,481.60-73,805.49-29,282.18

Finding the Fourth Proportional to 53,481.60, 73,805.49 and 29,282.18

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Solution

The fourth proportional to 53,481.60, 73,805.49 and 29,282.18 is: 40,409.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,481.60 : 73,805.49 = 29,282.18 : x
  2. Step 2: Convert to fraction form
    53,481.60/73,805.49 = 29,282.18/x
  3. Step 3: Cross multiply
    53,481.60x = 73,805.49 × 29,282.18
  4. Step 4: Simplify right side
    53,481.60x = 2,161,185,274.14
  5. Step 5: Solve for x
    x = 2,161,185,274.14/53,481.60
  6. Step 6: Final answer
    x = 40,409.88

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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.