Home / 199,164.20-274,757.70-134,612.84

Finding the Fourth Proportional to 199,164.20, 274,757.70 and 134,612.84

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Solution

The fourth proportional to 199,164.20, 274,757.70 and 134,612.84 is: 185,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,164.20 : 274,757.70 = 134,612.84 : x
  2. Step 2: Convert to fraction form
    199,164.20/274,757.70 = 134,612.84/x
  3. Step 3: Cross multiply
    199,164.20x = 274,757.70 × 134,612.84
  4. Step 4: Simplify right side
    199,164.20x = 36,985,914,308.87
  5. Step 5: Solve for x
    x = 36,985,914,308.87/199,164.20
  6. Step 6: Final answer
    x = 185,705.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.