Home / 204,428.41-306,621.05-54,683.81

Finding the Fourth Proportional to 204,428.41, 306,621.05 and 54,683.81

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Solution

The fourth proportional to 204,428.41, 306,621.05 and 54,683.81 is: 82,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,428.41 : 306,621.05 = 54,683.81 : x
  2. Step 2: Convert to fraction form
    204,428.41/306,621.05 = 54,683.81/x
  3. Step 3: Cross multiply
    204,428.41x = 306,621.05 × 54,683.81
  4. Step 4: Simplify right side
    204,428.41x = 16,767,207,733.33
  5. Step 5: Solve for x
    x = 16,767,207,733.33/204,428.41
  6. Step 6: Final answer
    x = 82,019.95

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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.