Home / 204,512.37-306,763.95-54,752.55

Finding the Fourth Proportional to 204,512.37, 306,763.95 and 54,752.55

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Solution

The fourth proportional to 204,512.37, 306,763.95 and 54,752.55 is: 82,127.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,512.37 : 306,763.95 = 54,752.55 : x
  2. Step 2: Convert to fraction form
    204,512.37/306,763.95 = 54,752.55/x
  3. Step 3: Cross multiply
    204,512.37x = 306,763.95 × 54,752.55
  4. Step 4: Simplify right side
    204,512.37x = 16,796,108,510.57
  5. Step 5: Solve for x
    x = 16,796,108,510.57/204,512.37
  6. Step 6: Final answer
    x = 82,127.59

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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.