Home / 220,608.30-331,313.40-132,034.80

Finding the Fourth Proportional to 220,608.30, 331,313.40 and 132,034.80

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Solution

The fourth proportional to 220,608.30, 331,313.40 and 132,034.80 is: 198,292.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,608.30 : 331,313.40 = 132,034.80 : x
  2. Step 2: Convert to fraction form
    220,608.30/331,313.40 = 132,034.80/x
  3. Step 3: Cross multiply
    220,608.30x = 331,313.40 × 132,034.80
  4. Step 4: Simplify right side
    220,608.30x = 43,744,898,506.32
  5. Step 5: Solve for x
    x = 43,744,898,506.32/220,608.30
  6. Step 6: Final answer
    x = 198,292.17

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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.