Home / 82,544.85-123,770.79-26,371.80

Finding the Fourth Proportional to 82,544.85, 123,770.79 and 26,371.80

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Solution

The fourth proportional to 82,544.85, 123,770.79 and 26,371.80 is: 39,542.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,544.85 : 123,770.79 = 26,371.80 : x
  2. Step 2: Convert to fraction form
    82,544.85/123,770.79 = 26,371.80/x
  3. Step 3: Cross multiply
    82,544.85x = 123,770.79 × 26,371.80
  4. Step 4: Simplify right side
    82,544.85x = 3,264,058,519.72
  5. Step 5: Solve for x
    x = 3,264,058,519.72/82,544.85
  6. Step 6: Final answer
    x = 39,542.85

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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.