Home / 193,049.71-289,254.52-136,610.17

Finding the Fourth Proportional to 193,049.71, 289,254.52 and 136,610.17

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Solution

The fourth proportional to 193,049.71, 289,254.52 and 136,610.17 is: 204,688.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,049.71 : 289,254.52 = 136,610.17 : x
  2. Step 2: Convert to fraction form
    193,049.71/289,254.52 = 136,610.17/x
  3. Step 3: Cross multiply
    193,049.71x = 289,254.52 × 136,610.17
  4. Step 4: Simplify right side
    193,049.71x = 39,515,109,150.47
  5. Step 5: Solve for x
    x = 39,515,109,150.47/193,049.71
  6. Step 6: Final answer
    x = 204,688.78

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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.