Home / 204,838.09-282,516.32-133,240.97

Finding the Fourth Proportional to 204,838.09, 282,516.32 and 133,240.97

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Solution

The fourth proportional to 204,838.09, 282,516.32 and 133,240.97 is: 183,768.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,838.09 : 282,516.32 = 133,240.97 : x
  2. Step 2: Convert to fraction form
    204,838.09/282,516.32 = 133,240.97/x
  3. Step 3: Cross multiply
    204,838.09x = 282,516.32 × 133,240.97
  4. Step 4: Simplify right side
    204,838.09x = 37,642,747,851.43
  5. Step 5: Solve for x
    x = 37,642,747,851.43/204,838.09
  6. Step 6: Final answer
    x = 183,768.31

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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.