Home / 193,464.89-266,981.54-108,581.95

Finding the Fourth Proportional to 193,464.89, 266,981.54 and 108,581.95

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Solution

The fourth proportional to 193,464.89, 266,981.54 and 108,581.95 is: 149,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,464.89 : 266,981.54 = 108,581.95 : x
  2. Step 2: Convert to fraction form
    193,464.89/266,981.54 = 108,581.95/x
  3. Step 3: Cross multiply
    193,464.89x = 266,981.54 × 108,581.95
  4. Step 4: Simplify right side
    193,464.89x = 28,989,376,227.20
  5. Step 5: Solve for x
    x = 28,989,376,227.20/193,464.89
  6. Step 6: Final answer
    x = 149,843.09

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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.