Home / 83,295.03-124,949.31-27,120.18

Finding the Fourth Proportional to 83,295.03, 124,949.31 and 27,120.18

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Solution

The fourth proportional to 83,295.03, 124,949.31 and 27,120.18 is: 40,682.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,295.03 : 124,949.31 = 27,120.18 : x
  2. Step 2: Convert to fraction form
    83,295.03/124,949.31 = 27,120.18/x
  3. Step 3: Cross multiply
    83,295.03x = 124,949.31 × 27,120.18
  4. Step 4: Simplify right side
    83,295.03x = 3,388,647,778.08
  5. Step 5: Solve for x
    x = 3,388,647,778.08/83,295.03
  6. Step 6: Final answer
    x = 40,682.47

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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.