Home / 204,429.41-306,622.54-54,684.81

Finding the Fourth Proportional to 204,429.41, 306,622.54 and 54,684.81

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Solution

The fourth proportional to 204,429.41, 306,622.54 and 54,684.81 is: 82,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,429.41 : 306,622.54 = 54,684.81 : x
  2. Step 2: Convert to fraction form
    204,429.41/306,622.54 = 54,684.81/x
  3. Step 3: Cross multiply
    204,429.41x = 306,622.54 × 54,684.81
  4. Step 4: Simplify right side
    204,429.41x = 16,767,595,341.62
  5. Step 5: Solve for x
    x = 16,767,595,341.62/204,429.41
  6. Step 6: Final answer
    x = 82,021.44

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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.