Home / 154,583.40-232,156.70-135,229.80

Finding the Fourth Proportional to 154,583.40, 232,156.70 and 135,229.80

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Solution

The fourth proportional to 154,583.40, 232,156.70 and 135,229.80 is: 203,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,583.40 : 232,156.70 = 135,229.80 : x
  2. Step 2: Convert to fraction form
    154,583.40/232,156.70 = 135,229.80/x
  3. Step 3: Cross multiply
    154,583.40x = 232,156.70 × 135,229.80
  4. Step 4: Simplify right side
    154,583.40x = 31,394,504,109.66
  5. Step 5: Solve for x
    x = 31,394,504,109.66/154,583.40
  6. Step 6: Final answer
    x = 203,091.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.