Home / 192,191.33-288,294.57-72,236.18

Finding the Fourth Proportional to 192,191.33, 288,294.57 and 72,236.18

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Solution

The fourth proportional to 192,191.33, 288,294.57 and 72,236.18 is: 108,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,191.33 : 288,294.57 = 72,236.18 : x
  2. Step 2: Convert to fraction form
    192,191.33/288,294.57 = 72,236.18/x
  3. Step 3: Cross multiply
    192,191.33x = 288,294.57 × 72,236.18
  4. Step 4: Simplify right side
    192,191.33x = 20,825,297,010.07
  5. Step 5: Solve for x
    x = 20,825,297,010.07/192,191.33
  6. Step 6: Final answer
    x = 108,357.11

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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.