Home / 109,714.14-164,571.20-38,620.04

Finding the Fourth Proportional to 109,714.14, 164,571.20 and 38,620.04

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Solution

The fourth proportional to 109,714.14, 164,571.20 and 38,620.04 is: 57,930.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,714.14 : 164,571.20 = 38,620.04 : x
  2. Step 2: Convert to fraction form
    109,714.14/164,571.20 = 38,620.04/x
  3. Step 3: Cross multiply
    109,714.14x = 164,571.20 × 38,620.04
  4. Step 4: Simplify right side
    109,714.14x = 6,355,745,310.89
  5. Step 5: Solve for x
    x = 6,355,745,310.89/109,714.14
  6. Step 6: Final answer
    x = 57,930.05

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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.