Home / 154,028.76-230,517.45-129,096.96

Finding the Fourth Proportional to 154,028.76, 230,517.45 and 129,096.96

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Solution

The fourth proportional to 154,028.76, 230,517.45 and 129,096.96 is: 193,204.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,028.76 : 230,517.45 = 129,096.96 : x
  2. Step 2: Convert to fraction form
    154,028.76/230,517.45 = 129,096.96/x
  3. Step 3: Cross multiply
    154,028.76x = 230,517.45 × 129,096.96
  4. Step 4: Simplify right side
    154,028.76x = 29,759,102,021.95
  5. Step 5: Solve for x
    x = 29,759,102,021.95/154,028.76
  6. Step 6: Final answer
    x = 193,204.84

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1.5x scale

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.