Home / 204,663.30-306,428.16-104,608.06

Finding the Fourth Proportional to 204,663.30, 306,428.16 and 104,608.06

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Solution

The fourth proportional to 204,663.30, 306,428.16 and 104,608.06 is: 156,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,663.30 : 306,428.16 = 104,608.06 : x
  2. Step 2: Convert to fraction form
    204,663.30/306,428.16 = 104,608.06/x
  3. Step 3: Cross multiply
    204,663.30x = 306,428.16 × 104,608.06
  4. Step 4: Simplify right side
    204,663.30x = 32,054,855,346.97
  5. Step 5: Solve for x
    x = 32,054,855,346.97/204,663.30
  6. Step 6: Final answer
    x = 156,622.39

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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.