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Finding the Fourth Proportional to 168,540.84, 232,179.84 and 144,264.33

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Solution

The fourth proportional to 168,540.84, 232,179.84 and 144,264.33 is: 198,736.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,540.84 : 232,179.84 = 144,264.33 : x
  2. Step 2: Convert to fraction form
    168,540.84/232,179.84 = 144,264.33/x
  3. Step 3: Cross multiply
    168,540.84x = 232,179.84 × 144,264.33
  4. Step 4: Simplify right side
    168,540.84x = 33,495,269,057.11
  5. Step 5: Solve for x
    x = 33,495,269,057.11/168,540.84
  6. Step 6: Final answer
    x = 198,736.81

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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.