Home / 140,522.04-193,910.76-80,091.18

Finding the Fourth Proportional to 140,522.04, 193,910.76 and 80,091.18

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Solution

The fourth proportional to 140,522.04, 193,910.76 and 80,091.18 is: 110,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,522.04 : 193,910.76 = 80,091.18 : x
  2. Step 2: Convert to fraction form
    140,522.04/193,910.76 = 80,091.18/x
  3. Step 3: Cross multiply
    140,522.04x = 193,910.76 × 80,091.18
  4. Step 4: Simplify right side
    140,522.04x = 15,530,541,583.10
  5. Step 5: Solve for x
    x = 15,530,541,583.10/140,522.04
  6. Step 6: Final answer
    x = 110,520.33

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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.