Home / 53,074.49-73,243.77-29,200.64

Finding the Fourth Proportional to 53,074.49, 73,243.77 and 29,200.64

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Solution

The fourth proportional to 53,074.49, 73,243.77 and 29,200.64 is: 40,297.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,074.49 : 73,243.77 = 29,200.64 : x
  2. Step 2: Convert to fraction form
    53,074.49/73,243.77 = 29,200.64/x
  3. Step 3: Cross multiply
    53,074.49x = 73,243.77 × 29,200.64
  4. Step 4: Simplify right side
    53,074.49x = 2,138,765,143.12
  5. Step 5: Solve for x
    x = 2,138,765,143.12/53,074.49
  6. Step 6: Final answer
    x = 40,297.43

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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.