Home / 192,359.06-288,511.61-65,997.23

Finding the Fourth Proportional to 192,359.06, 288,511.61 and 65,997.23

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Solution

The fourth proportional to 192,359.06, 288,511.61 and 65,997.23 is: 98,986.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,359.06 : 288,511.61 = 65,997.23 : x
  2. Step 2: Convert to fraction form
    192,359.06/288,511.61 = 65,997.23/x
  3. Step 3: Cross multiply
    192,359.06x = 288,511.61 × 65,997.23
  4. Step 4: Simplify right side
    192,359.06x = 19,040,965,310.30
  5. Step 5: Solve for x
    x = 19,040,965,310.30/192,359.06
  6. Step 6: Final answer
    x = 98,986.58

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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.