Home / 72,022.41-108,006.26-34,571.88

Finding the Fourth Proportional to 72,022.41, 108,006.26 and 34,571.88

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Solution

The fourth proportional to 72,022.41, 108,006.26 and 34,571.88 is: 51,844.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,022.41 : 108,006.26 = 34,571.88 : x
  2. Step 2: Convert to fraction form
    72,022.41/108,006.26 = 34,571.88/x
  3. Step 3: Cross multiply
    72,022.41x = 108,006.26 × 34,571.88
  4. Step 4: Simplify right side
    72,022.41x = 3,733,979,287.11
  5. Step 5: Solve for x
    x = 3,733,979,287.11/72,022.41
  6. Step 6: Final answer
    x = 51,844.69

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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.