Home / 202,950.24-304,512.88-109,434.40

Finding the Fourth Proportional to 202,950.24, 304,512.88 and 109,434.40

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Solution

The fourth proportional to 202,950.24, 304,512.88 and 109,434.40 is: 164,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,950.24 : 304,512.88 = 109,434.40 : x
  2. Step 2: Convert to fraction form
    202,950.24/304,512.88 = 109,434.40/x
  3. Step 3: Cross multiply
    202,950.24x = 304,512.88 × 109,434.40
  4. Step 4: Simplify right side
    202,950.24x = 33,324,184,315.07
  5. Step 5: Solve for x
    x = 33,324,184,315.07/202,950.24
  6. Step 6: Final answer
    x = 164,198.79

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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.