Home / 168,207.82-252,311.73-79,470.25

Finding the Fourth Proportional to 168,207.82, 252,311.73 and 79,470.25

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Solution

The fourth proportional to 168,207.82, 252,311.73 and 79,470.25 is: 119,205.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,207.82 : 252,311.73 = 79,470.25 : x
  2. Step 2: Convert to fraction form
    168,207.82/252,311.73 = 79,470.25/x
  3. Step 3: Cross multiply
    168,207.82x = 252,311.73 × 79,470.25
  4. Step 4: Simplify right side
    168,207.82x = 20,051,276,261.03
  5. Step 5: Solve for x
    x = 20,051,276,261.03/168,207.82
  6. Step 6: Final answer
    x = 119,205.38

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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.