Home / 204,440.90-306,661.35-92,247.80

Finding the Fourth Proportional to 204,440.90, 306,661.35 and 92,247.80

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Solution

The fourth proportional to 204,440.90, 306,661.35 and 92,247.80 is: 138,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,440.90 : 306,661.35 = 92,247.80 : x
  2. Step 2: Convert to fraction form
    204,440.90/306,661.35 = 92,247.80/x
  3. Step 3: Cross multiply
    204,440.90x = 306,661.35 × 92,247.80
  4. Step 4: Simplify right side
    204,440.90x = 28,288,834,882.53
  5. Step 5: Solve for x
    x = 28,288,834,882.53/204,440.90
  6. Step 6: Final answer
    x = 138,371.70

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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.