Home / 68,944.05-95,140.23-38,319.05

Finding the Fourth Proportional to 68,944.05, 95,140.23 and 38,319.05

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Solution

The fourth proportional to 68,944.05, 95,140.23 and 38,319.05 is: 52,878.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,944.05 : 95,140.23 = 38,319.05 : x
  2. Step 2: Convert to fraction form
    68,944.05/95,140.23 = 38,319.05/x
  3. Step 3: Cross multiply
    68,944.05x = 95,140.23 × 38,319.05
  4. Step 4: Simplify right side
    68,944.05x = 3,645,682,754.68
  5. Step 5: Solve for x
    x = 3,645,682,754.68/68,944.05
  6. Step 6: Final answer
    x = 52,878.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.