Home / 54,979.36-75,871.98-29,829.04

Finding the Fourth Proportional to 54,979.36, 75,871.98 and 29,829.04

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Solution

The fourth proportional to 54,979.36, 75,871.98 and 29,829.04 is: 41,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,979.36 : 75,871.98 = 29,829.04 : x
  2. Step 2: Convert to fraction form
    54,979.36/75,871.98 = 29,829.04/x
  3. Step 3: Cross multiply
    54,979.36x = 75,871.98 × 29,829.04
  4. Step 4: Simplify right side
    54,979.36x = 2,263,188,326.30
  5. Step 5: Solve for x
    x = 2,263,188,326.30/54,979.36
  6. Step 6: Final answer
    x = 41,164.33

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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.