Home / 54,195.44-81,272.98-18,646.84

Finding the Fourth Proportional to 54,195.44, 81,272.98 and 18,646.84

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Solution

The fourth proportional to 54,195.44, 81,272.98 and 18,646.84 is: 27,963.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,195.44 : 81,272.98 = 18,646.84 : x
  2. Step 2: Convert to fraction form
    54,195.44/81,272.98 = 18,646.84/x
  3. Step 3: Cross multiply
    54,195.44x = 81,272.98 × 18,646.84
  4. Step 4: Simplify right side
    54,195.44x = 1,515,484,004.58
  5. Step 5: Solve for x
    x = 1,515,484,004.58/54,195.44
  6. Step 6: Final answer
    x = 27,963.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.