Home / 203,005.88-304,613.82-147,305.22

Finding the Fourth Proportional to 203,005.88, 304,613.82 and 147,305.22

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Solution

The fourth proportional to 203,005.88, 304,613.82 and 147,305.22 is: 221,034.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,005.88 : 304,613.82 = 147,305.22 : x
  2. Step 2: Convert to fraction form
    203,005.88/304,613.82 = 147,305.22/x
  3. Step 3: Cross multiply
    203,005.88x = 304,613.82 × 147,305.22
  4. Step 4: Simplify right side
    203,005.88x = 44,871,204,922.79
  5. Step 5: Solve for x
    x = 44,871,204,922.79/203,005.88
  6. Step 6: Final answer
    x = 221,034.02

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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.