Home / 82,259.52-123,389.24-26,855.52

Finding the Fourth Proportional to 82,259.52, 123,389.24 and 26,855.52

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Solution

The fourth proportional to 82,259.52, 123,389.24 and 26,855.52 is: 40,283.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,259.52 : 123,389.24 = 26,855.52 : x
  2. Step 2: Convert to fraction form
    82,259.52/123,389.24 = 26,855.52/x
  3. Step 3: Cross multiply
    82,259.52x = 123,389.24 × 26,855.52
  4. Step 4: Simplify right side
    82,259.52x = 3,313,682,202.60
  5. Step 5: Solve for x
    x = 3,313,682,202.60/82,259.52
  6. Step 6: Final answer
    x = 40,283.27

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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.