Home / 244,007.69-336,721.46-135,109.78

Finding the Fourth Proportional to 244,007.69, 336,721.46 and 135,109.78

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Solution

The fourth proportional to 244,007.69, 336,721.46 and 135,109.78 is: 186,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,007.69 : 336,721.46 = 135,109.78 : x
  2. Step 2: Convert to fraction form
    244,007.69/336,721.46 = 135,109.78/x
  3. Step 3: Cross multiply
    244,007.69x = 336,721.46 × 135,109.78
  4. Step 4: Simplify right side
    244,007.69x = 45,494,363,232.10
  5. Step 5: Solve for x
    x = 45,494,363,232.10/244,007.69
  6. Step 6: Final answer
    x = 186,446.43

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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.