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Finding the Fourth Proportional to 234,653.47, 323,828.16 and 132,694.19

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Solution

The fourth proportional to 234,653.47, 323,828.16 and 132,694.19 is: 183,121.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,653.47 : 323,828.16 = 132,694.19 : x
  2. Step 2: Convert to fraction form
    234,653.47/323,828.16 = 132,694.19/x
  3. Step 3: Cross multiply
    234,653.47x = 323,828.16 × 132,694.19
  4. Step 4: Simplify right side
    234,653.47x = 42,970,115,390.39
  5. Step 5: Solve for x
    x = 42,970,115,390.39/234,653.47
  6. Step 6: Final answer
    x = 183,121.59

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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.