Home / 193,324.94-289,841.54-126,781.82

Finding the Fourth Proportional to 193,324.94, 289,841.54 and 126,781.82

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Solution

The fourth proportional to 193,324.94, 289,841.54 and 126,781.82 is: 190,077.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,324.94 : 289,841.54 = 126,781.82 : x
  2. Step 2: Convert to fraction form
    193,324.94/289,841.54 = 126,781.82/x
  3. Step 3: Cross multiply
    193,324.94x = 289,841.54 × 126,781.82
  4. Step 4: Simplify right side
    193,324.94x = 36,746,635,869.69
  5. Step 5: Solve for x
    x = 36,746,635,869.69/193,324.94
  6. Step 6: Final answer
    x = 190,077.06

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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.