Home / 33,208.61-49,782.96-12,133.69

Finding the Fourth Proportional to 33,208.61, 49,782.96 and 12,133.69

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Solution

The fourth proportional to 33,208.61, 49,782.96 and 12,133.69 is: 18,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,208.61 : 49,782.96 = 12,133.69 : x
  2. Step 2: Convert to fraction form
    33,208.61/49,782.96 = 12,133.69/x
  3. Step 3: Cross multiply
    33,208.61x = 49,782.96 × 12,133.69
  4. Step 4: Simplify right side
    33,208.61x = 604,050,879.47
  5. Step 5: Solve for x
    x = 604,050,879.47/33,208.61
  6. Step 6: Final answer
    x = 18,189.59

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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.