Home / 204,325.74-306,229.05-91,885.86

Finding the Fourth Proportional to 204,325.74, 306,229.05 and 91,885.86

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Solution

The fourth proportional to 204,325.74, 306,229.05 and 91,885.86 is: 137,712.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,325.74 : 306,229.05 = 91,885.86 : x
  2. Step 2: Convert to fraction form
    204,325.74/306,229.05 = 91,885.86/x
  3. Step 3: Cross multiply
    204,325.74x = 306,229.05 × 91,885.86
  4. Step 4: Simplify right side
    204,325.74x = 28,138,119,616.23
  5. Step 5: Solve for x
    x = 28,138,119,616.23/204,325.74
  6. Step 6: Final answer
    x = 137,712.07

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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.