Home / 82,529.85-123,780.99-23,350.86

Finding the Fourth Proportional to 82,529.85, 123,780.99 and 23,350.86

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Solution

The fourth proportional to 82,529.85, 123,780.99 and 23,350.86 is: 35,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,529.85 : 123,780.99 = 23,350.86 : x
  2. Step 2: Convert to fraction form
    82,529.85/123,780.99 = 23,350.86/x
  3. Step 3: Cross multiply
    82,529.85x = 123,780.99 × 23,350.86
  4. Step 4: Simplify right side
    82,529.85x = 2,890,392,568.15
  5. Step 5: Solve for x
    x = 2,890,392,568.15/82,529.85
  6. Step 6: Final answer
    x = 35,022.39

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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.