Home / 106,406.82-146,837.63-58,007.75

Finding the Fourth Proportional to 106,406.82, 146,837.63 and 58,007.75

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Solution

The fourth proportional to 106,406.82, 146,837.63 and 58,007.75 is: 80,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,406.82 : 146,837.63 = 58,007.75 : x
  2. Step 2: Convert to fraction form
    106,406.82/146,837.63 = 58,007.75/x
  3. Step 3: Cross multiply
    106,406.82x = 146,837.63 × 58,007.75
  4. Step 4: Simplify right side
    106,406.82x = 8,517,719,942.46
  5. Step 5: Solve for x
    x = 8,517,719,942.46/106,406.82
  6. Step 6: Final answer
    x = 80,048.63

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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.