Home / 204,306.03-306,393.09-74,456.35

Finding the Fourth Proportional to 204,306.03, 306,393.09 and 74,456.35

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Solution

The fourth proportional to 204,306.03, 306,393.09 and 74,456.35 is: 111,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,306.03 : 306,393.09 = 74,456.35 : x
  2. Step 2: Convert to fraction form
    204,306.03/306,393.09 = 74,456.35/x
  3. Step 3: Cross multiply
    204,306.03x = 306,393.09 × 74,456.35
  4. Step 4: Simplify right side
    204,306.03x = 22,812,909,614.66
  5. Step 5: Solve for x
    x = 22,812,909,614.66/204,306.03
  6. Step 6: Final answer
    x = 111,660.48

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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.