Home / 83,297.14-124,945.61-27,137.15

Finding the Fourth Proportional to 83,297.14, 124,945.61 and 27,137.15

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Solution

The fourth proportional to 83,297.14, 124,945.61 and 27,137.15 is: 40,705.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,297.14 : 124,945.61 = 27,137.15 : x
  2. Step 2: Convert to fraction form
    83,297.14/124,945.61 = 27,137.15/x
  3. Step 3: Cross multiply
    83,297.14x = 124,945.61 × 27,137.15
  4. Step 4: Simplify right side
    83,297.14x = 3,390,667,468.54
  5. Step 5: Solve for x
    x = 3,390,667,468.54/83,297.14
  6. Step 6: Final answer
    x = 40,705.69

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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.