Home / 74,562.36-102,891.78-41,028.36

Finding the Fourth Proportional to 74,562.36, 102,891.78 and 41,028.36

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Solution

The fourth proportional to 74,562.36, 102,891.78 and 41,028.36 is: 56,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,562.36 : 102,891.78 = 41,028.36 : x
  2. Step 2: Convert to fraction form
    74,562.36/102,891.78 = 41,028.36/x
  3. Step 3: Cross multiply
    74,562.36x = 102,891.78 × 41,028.36
  4. Step 4: Simplify right side
    74,562.36x = 4,221,480,990.88
  5. Step 5: Solve for x
    x = 4,221,480,990.88/74,562.36
  6. Step 6: Final answer
    x = 56,616.78

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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.