Home / 44,145.91-66,217.39-19,185.96

Finding the Fourth Proportional to 44,145.91, 66,217.39 and 19,185.96

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Solution

The fourth proportional to 44,145.91, 66,217.39 and 19,185.96 is: 28,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,145.91 : 66,217.39 = 19,185.96 : x
  2. Step 2: Convert to fraction form
    44,145.91/66,217.39 = 19,185.96/x
  3. Step 3: Cross multiply
    44,145.91x = 66,217.39 × 19,185.96
  4. Step 4: Simplify right side
    44,145.91x = 1,270,444,195.84
  5. Step 5: Solve for x
    x = 1,270,444,195.84/44,145.91
  6. Step 6: Final answer
    x = 28,778.30

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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.