Home / 204,664.30-306,429.66-104,609.06

Finding the Fourth Proportional to 204,664.30, 306,429.66 and 104,609.06

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Solution

The fourth proportional to 204,664.30, 306,429.66 and 104,609.06 is: 156,623.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,664.30 : 306,429.66 = 104,609.06 : x
  2. Step 2: Convert to fraction form
    204,664.30/306,429.66 = 104,609.06/x
  3. Step 3: Cross multiply
    204,664.30x = 306,429.66 × 104,609.06
  4. Step 4: Simplify right side
    204,664.30x = 32,055,318,688.72
  5. Step 5: Solve for x
    x = 32,055,318,688.72/204,664.30
  6. Step 6: Final answer
    x = 156,623.89

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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.