Home / 50,381.66-75,570.00-18,789.26

Finding the Fourth Proportional to 50,381.66, 75,570.00 and 18,789.26

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Solution

The fourth proportional to 50,381.66, 75,570.00 and 18,789.26 is: 28,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,381.66 : 75,570.00 = 18,789.26 : x
  2. Step 2: Convert to fraction form
    50,381.66/75,570.00 = 18,789.26/x
  3. Step 3: Cross multiply
    50,381.66x = 75,570.00 × 18,789.26
  4. Step 4: Simplify right side
    50,381.66x = 1,419,904,104.51
  5. Step 5: Solve for x
    x = 1,419,904,104.51/50,381.66
  6. Step 6: Final answer
    x = 28,182.96

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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.