Home / 37,180.73-51,309.79-20,185.13

Finding the Fourth Proportional to 37,180.73, 51,309.79 and 20,185.13

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Solution

The fourth proportional to 37,180.73, 51,309.79 and 20,185.13 is: 27,855.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,180.73 : 51,309.79 = 20,185.13 : x
  2. Step 2: Convert to fraction form
    37,180.73/51,309.79 = 20,185.13/x
  3. Step 3: Cross multiply
    37,180.73x = 51,309.79 × 20,185.13
  4. Step 4: Simplify right side
    37,180.73x = 1,035,694,859.23
  5. Step 5: Solve for x
    x = 1,035,694,859.23/37,180.73
  6. Step 6: Final answer
    x = 27,855.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.