Home / 148,792.38-205,346.14-84,273.09

Finding the Fourth Proportional to 148,792.38, 205,346.14 and 84,273.09

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Solution

The fourth proportional to 148,792.38, 205,346.14 and 84,273.09 is: 116,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,792.38 : 205,346.14 = 84,273.09 : x
  2. Step 2: Convert to fraction form
    148,792.38/205,346.14 = 84,273.09/x
  3. Step 3: Cross multiply
    148,792.38x = 205,346.14 × 84,273.09
  4. Step 4: Simplify right side
    148,792.38x = 17,305,153,737.37
  5. Step 5: Solve for x
    x = 17,305,153,737.37/148,792.38
  6. Step 6: Final answer
    x = 116,304.04

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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.