Home / 148,375.73-204,768.56-83,822.58

Finding the Fourth Proportional to 148,375.73, 204,768.56 and 83,822.58

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Solution

The fourth proportional to 148,375.73, 204,768.56 and 83,822.58 is: 115,680.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,375.73 : 204,768.56 = 83,822.58 : x
  2. Step 2: Convert to fraction form
    148,375.73/204,768.56 = 83,822.58/x
  3. Step 3: Cross multiply
    148,375.73x = 204,768.56 × 83,822.58
  4. Step 4: Simplify right side
    148,375.73x = 17,164,228,740.14
  5. Step 5: Solve for x
    x = 17,164,228,740.14/148,375.73
  6. Step 6: Final answer
    x = 115,680.84

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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.