Home / 192,190.66-288,147.39-117,293.20

Finding the Fourth Proportional to 192,190.66, 288,147.39 and 117,293.20

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Solution

The fourth proportional to 192,190.66, 288,147.39 and 117,293.20 is: 175,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,190.66 : 288,147.39 = 117,293.20 : x
  2. Step 2: Convert to fraction form
    192,190.66/288,147.39 = 117,293.20/x
  3. Step 3: Cross multiply
    192,190.66x = 288,147.39 × 117,293.20
  4. Step 4: Simplify right side
    192,190.66x = 33,797,729,444.75
  5. Step 5: Solve for x
    x = 33,797,729,444.75/192,190.66
  6. Step 6: Final answer
    x = 175,855.21

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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.