Home / 140,204.07-193,481.04-76,541.73

Finding the Fourth Proportional to 140,204.07, 193,481.04 and 76,541.73

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Solution

The fourth proportional to 140,204.07, 193,481.04 and 76,541.73 is: 105,627.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,204.07 : 193,481.04 = 76,541.73 : x
  2. Step 2: Convert to fraction form
    140,204.07/193,481.04 = 76,541.73/x
  3. Step 3: Cross multiply
    140,204.07x = 193,481.04 × 76,541.73
  4. Step 4: Simplify right side
    140,204.07x = 14,809,373,523.80
  5. Step 5: Solve for x
    x = 14,809,373,523.80/140,204.07
  6. Step 6: Final answer
    x = 105,627.27

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1.5x scale

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.