Home / 99,837.44-137,773.83-54,514.19

Finding the Fourth Proportional to 99,837.44, 137,773.83 and 54,514.19

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Solution

The fourth proportional to 99,837.44, 137,773.83 and 54,514.19 is: 75,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,837.44 : 137,773.83 = 54,514.19 : x
  2. Step 2: Convert to fraction form
    99,837.44/137,773.83 = 54,514.19/x
  3. Step 3: Cross multiply
    99,837.44x = 137,773.83 × 54,514.19
  4. Step 4: Simplify right side
    99,837.44x = 7,510,628,745.65
  5. Step 5: Solve for x
    x = 7,510,628,745.65/99,837.44
  6. Step 6: Final answer
    x = 75,228.58

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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.