Home / 204,147.64-306,283.72-104,377.92

Finding the Fourth Proportional to 204,147.64, 306,283.72 and 104,377.92

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Solution

The fourth proportional to 204,147.64, 306,283.72 and 104,377.92 is: 156,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,147.64 : 306,283.72 = 104,377.92 : x
  2. Step 2: Convert to fraction form
    204,147.64/306,283.72 = 104,377.92/x
  3. Step 3: Cross multiply
    204,147.64x = 306,283.72 × 104,377.92
  4. Step 4: Simplify right side
    204,147.64x = 31,969,257,623.46
  5. Step 5: Solve for x
    x = 31,969,257,623.46/204,147.64
  6. Step 6: Final answer
    x = 156,598.71

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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.