Home / 75,442.46-104,112.54-41,451.82

Finding the Fourth Proportional to 75,442.46, 104,112.54 and 41,451.82

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Solution

The fourth proportional to 75,442.46, 104,112.54 and 41,451.82 is: 57,204.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,442.46 : 104,112.54 = 41,451.82 : x
  2. Step 2: Convert to fraction form
    75,442.46/104,112.54 = 41,451.82/x
  3. Step 3: Cross multiply
    75,442.46x = 104,112.54 × 41,451.82
  4. Step 4: Simplify right side
    75,442.46x = 4,315,654,007.54
  5. Step 5: Solve for x
    x = 4,315,654,007.54/75,442.46
  6. Step 6: Final answer
    x = 57,204.58

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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.