Home / 54,811.44-75,639.80-29,661.04

Finding the Fourth Proportional to 54,811.44, 75,639.80 and 29,661.04

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Solution

The fourth proportional to 54,811.44, 75,639.80 and 29,661.04 is: 40,932.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.44 : 75,639.80 = 29,661.04 : x
  2. Step 2: Convert to fraction form
    54,811.44/75,639.80 = 29,661.04/x
  3. Step 3: Cross multiply
    54,811.44x = 75,639.80 × 29,661.04
  4. Step 4: Simplify right side
    54,811.44x = 2,243,555,133.39
  5. Step 5: Solve for x
    x = 2,243,555,133.39/54,811.44
  6. Step 6: Final answer
    x = 40,932.24

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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.