Home / 109,690.08-164,514.30-53,473.65

Finding the Fourth Proportional to 109,690.08, 164,514.30 and 53,473.65

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Solution

The fourth proportional to 109,690.08, 164,514.30 and 53,473.65 is: 80,200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,690.08 : 164,514.30 = 53,473.65 : x
  2. Step 2: Convert to fraction form
    109,690.08/164,514.30 = 53,473.65/x
  3. Step 3: Cross multiply
    109,690.08x = 164,514.30 × 53,473.65
  4. Step 4: Simplify right side
    109,690.08x = 8,797,180,098.20
  5. Step 5: Solve for x
    x = 8,797,180,098.20/109,690.08
  6. Step 6: Final answer
    x = 80,200.33

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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.