Home / 180,336.92-248,828.10-108,721.58

Finding the Fourth Proportional to 180,336.92, 248,828.10 and 108,721.58

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Solution

The fourth proportional to 180,336.92, 248,828.10 and 108,721.58 is: 150,013.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,336.92 : 248,828.10 = 108,721.58 : x
  2. Step 2: Convert to fraction form
    180,336.92/248,828.10 = 108,721.58/x
  3. Step 3: Cross multiply
    180,336.92x = 248,828.10 × 108,721.58
  4. Step 4: Simplify right side
    180,336.92x = 27,052,984,180.40
  5. Step 5: Solve for x
    x = 27,052,984,180.40/180,336.92
  6. Step 6: Final answer
    x = 150,013.56

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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.