Home / 103,050.38-154,634.03-43,879.88

Finding the Fourth Proportional to 103,050.38, 154,634.03 and 43,879.88

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Solution

The fourth proportional to 103,050.38, 154,634.03 and 43,879.88 is: 65,844.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,050.38 : 154,634.03 = 43,879.88 : x
  2. Step 2: Convert to fraction form
    103,050.38/154,634.03 = 43,879.88/x
  3. Step 3: Cross multiply
    103,050.38x = 154,634.03 × 43,879.88
  4. Step 4: Simplify right side
    103,050.38x = 6,785,322,680.32
  5. Step 5: Solve for x
    x = 6,785,322,680.32/103,050.38
  6. Step 6: Final answer
    x = 65,844.71

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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.