Home / 276,255.39-414,288.89-107,762.43

Finding the Fourth Proportional to 276,255.39, 414,288.89 and 107,762.43

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Solution

The fourth proportional to 276,255.39, 414,288.89 and 107,762.43 is: 161,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,255.39 : 414,288.89 = 107,762.43 : x
  2. Step 2: Convert to fraction form
    276,255.39/414,288.89 = 107,762.43/x
  3. Step 3: Cross multiply
    276,255.39x = 414,288.89 × 107,762.43
  4. Step 4: Simplify right side
    276,255.39x = 44,644,776,969.59
  5. Step 5: Solve for x
    x = 44,644,776,969.59/276,255.39
  6. Step 6: Final answer
    x = 161,606.90

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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.