Home / 269,226.30-403,835.85-82,238.70

Finding the Fourth Proportional to 269,226.30, 403,835.85 and 82,238.70

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Solution

The fourth proportional to 269,226.30, 403,835.85 and 82,238.70 is: 123,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,226.30 : 403,835.85 = 82,238.70 : x
  2. Step 2: Convert to fraction form
    269,226.30/403,835.85 = 82,238.70/x
  3. Step 3: Cross multiply
    269,226.30x = 403,835.85 × 82,238.70
  4. Step 4: Simplify right side
    269,226.30x = 33,210,935,317.40
  5. Step 5: Solve for x
    x = 33,210,935,317.40/269,226.30
  6. Step 6: Final answer
    x = 123,356.95

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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.