Home / 53,976.98-74,489.19-30,101.09

Finding the Fourth Proportional to 53,976.98, 74,489.19 and 30,101.09

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Solution

The fourth proportional to 53,976.98, 74,489.19 and 30,101.09 is: 41,540.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,976.98 : 74,489.19 = 30,101.09 : x
  2. Step 2: Convert to fraction form
    53,976.98/74,489.19 = 30,101.09/x
  3. Step 3: Cross multiply
    53,976.98x = 74,489.19 × 30,101.09
  4. Step 4: Simplify right side
    53,976.98x = 2,242,205,812.22
  5. Step 5: Solve for x
    x = 2,242,205,812.22/53,976.98
  6. Step 6: Final answer
    x = 41,540.04

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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.