Home / 29,279.25-43,920.09-8,502.75

Finding the Fourth Proportional to 29,279.25, 43,920.09 and 8,502.75

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Solution

The fourth proportional to 29,279.25, 43,920.09 and 8,502.75 is: 12,754.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,279.25 : 43,920.09 = 8,502.75 : x
  2. Step 2: Convert to fraction form
    29,279.25/43,920.09 = 8,502.75/x
  3. Step 3: Cross multiply
    29,279.25x = 43,920.09 × 8,502.75
  4. Step 4: Simplify right side
    29,279.25x = 373,441,545.25
  5. Step 5: Solve for x
    x = 373,441,545.25/29,279.25
  6. Step 6: Final answer
    x = 12,754.48

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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.