Home / 204,003.40-306,053.70-98,735.80

Finding the Fourth Proportional to 204,003.40, 306,053.70 and 98,735.80

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Solution

The fourth proportional to 204,003.40, 306,053.70 and 98,735.80 is: 148,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,003.40 : 306,053.70 = 98,735.80 : x
  2. Step 2: Convert to fraction form
    204,003.40/306,053.70 = 98,735.80/x
  3. Step 3: Cross multiply
    204,003.40x = 306,053.70 × 98,735.80
  4. Step 4: Simplify right side
    204,003.40x = 30,218,456,912.46
  5. Step 5: Solve for x
    x = 30,218,456,912.46/204,003.40
  6. Step 6: Final answer
    x = 148,127.22

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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.