Home / 204,052.20-306,078.30-63,810.60

Finding the Fourth Proportional to 204,052.20, 306,078.30 and 63,810.60

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Solution

The fourth proportional to 204,052.20, 306,078.30 and 63,810.60 is: 95,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,052.20 : 306,078.30 = 63,810.60 : x
  2. Step 2: Convert to fraction form
    204,052.20/306,078.30 = 63,810.60/x
  3. Step 3: Cross multiply
    204,052.20x = 306,078.30 × 63,810.60
  4. Step 4: Simplify right side
    204,052.20x = 19,531,039,969.98
  5. Step 5: Solve for x
    x = 19,531,039,969.98/204,052.20
  6. Step 6: Final answer
    x = 95,715.90

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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.