Home / 185,956.44-278,932.20-45,716.28

Finding the Fourth Proportional to 185,956.44, 278,932.20 and 45,716.28

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Solution

The fourth proportional to 185,956.44, 278,932.20 and 45,716.28 is: 68,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,956.44 : 278,932.20 = 45,716.28 : x
  2. Step 2: Convert to fraction form
    185,956.44/278,932.20 = 45,716.28/x
  3. Step 3: Cross multiply
    185,956.44x = 278,932.20 × 45,716.28
  4. Step 4: Simplify right side
    185,956.44x = 12,751,742,556.22
  5. Step 5: Solve for x
    x = 12,751,742,556.22/185,956.44
  6. Step 6: Final answer
    x = 68,573.82

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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.