Home / 269,434.90-404,164.77-91,943.65

Finding the Fourth Proportional to 269,434.90, 404,164.77 and 91,943.65

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Solution

The fourth proportional to 269,434.90, 404,164.77 and 91,943.65 is: 137,919.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,434.90 : 404,164.77 = 91,943.65 : x
  2. Step 2: Convert to fraction form
    269,434.90/404,164.77 = 91,943.65/x
  3. Step 3: Cross multiply
    269,434.90x = 404,164.77 × 91,943.65
  4. Step 4: Simplify right side
    269,434.90x = 37,160,384,155.21
  5. Step 5: Solve for x
    x = 37,160,384,155.21/269,434.90
  6. Step 6: Final answer
    x = 137,919.71

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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.