Home / 204,429.92-306,623.30-54,685.32

Finding the Fourth Proportional to 204,429.92, 306,623.30 and 54,685.32

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Solution

The fourth proportional to 204,429.92, 306,623.30 and 54,685.32 is: 82,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,429.92 : 306,623.30 = 54,685.32 : x
  2. Step 2: Convert to fraction form
    204,429.92/306,623.30 = 54,685.32/x
  3. Step 3: Cross multiply
    204,429.92x = 306,623.30 × 54,685.32
  4. Step 4: Simplify right side
    204,429.92x = 16,767,793,006.53
  5. Step 5: Solve for x
    x = 16,767,793,006.53/204,429.92
  6. Step 6: Final answer
    x = 82,022.21

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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.