Home / 188,824.33-260,583.45-102,789.04

Finding the Fourth Proportional to 188,824.33, 260,583.45 and 102,789.04

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Solution

The fourth proportional to 188,824.33, 260,583.45 and 102,789.04 is: 141,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,824.33 : 260,583.45 = 102,789.04 : x
  2. Step 2: Convert to fraction form
    188,824.33/260,583.45 = 102,789.04/x
  3. Step 3: Cross multiply
    188,824.33x = 260,583.45 × 102,789.04
  4. Step 4: Simplify right side
    188,824.33x = 26,785,122,517.11
  5. Step 5: Solve for x
    x = 26,785,122,517.11/188,824.33
  6. Step 6: Final answer
    x = 141,852.07

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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.