Home / 202,943.99-304,418.04-90,629.93

Finding the Fourth Proportional to 202,943.99, 304,418.04 and 90,629.93

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Solution

The fourth proportional to 202,943.99, 304,418.04 and 90,629.93 is: 135,945.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,943.99 : 304,418.04 = 90,629.93 : x
  2. Step 2: Convert to fraction form
    202,943.99/304,418.04 = 90,629.93/x
  3. Step 3: Cross multiply
    202,943.99x = 304,418.04 × 90,629.93
  4. Step 4: Simplify right side
    202,943.99x = 27,589,385,655.94
  5. Step 5: Solve for x
    x = 27,589,385,655.94/202,943.99
  6. Step 6: Final answer
    x = 135,945.81

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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.