Home / 111,029.91-166,517.12-43,575.65

Finding the Fourth Proportional to 111,029.91, 166,517.12 and 43,575.65

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Solution

The fourth proportional to 111,029.91, 166,517.12 and 43,575.65 is: 65,352.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,029.91 : 166,517.12 = 43,575.65 : x
  2. Step 2: Convert to fraction form
    111,029.91/166,517.12 = 43,575.65/x
  3. Step 3: Cross multiply
    111,029.91x = 166,517.12 × 43,575.65
  4. Step 4: Simplify right side
    111,029.91x = 7,256,090,689.66
  5. Step 5: Solve for x
    x = 7,256,090,689.66/111,029.91
  6. Step 6: Final answer
    x = 65,352.58

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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.