Home / 193,423.20-266,906.16-108,524.64

Finding the Fourth Proportional to 193,423.20, 266,906.16 and 108,524.64

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Solution

The fourth proportional to 193,423.20, 266,906.16 and 108,524.64 is: 149,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,423.20 : 266,906.16 = 108,524.64 : x
  2. Step 2: Convert to fraction form
    193,423.20/266,906.16 = 108,524.64/x
  3. Step 3: Cross multiply
    193,423.20x = 266,906.16 × 108,524.64
  4. Step 4: Simplify right side
    193,423.20x = 28,965,894,927.78
  5. Step 5: Solve for x
    x = 28,965,894,927.78/193,423.20
  6. Step 6: Final answer
    x = 149,753.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.