Home / 170,174.66-255,261.92-45,512.42

Finding the Fourth Proportional to 170,174.66, 255,261.92 and 45,512.42

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Solution

The fourth proportional to 170,174.66, 255,261.92 and 45,512.42 is: 68,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,174.66 : 255,261.92 = 45,512.42 : x
  2. Step 2: Convert to fraction form
    170,174.66/255,261.92 = 45,512.42/x
  3. Step 3: Cross multiply
    170,174.66x = 255,261.92 × 45,512.42
  4. Step 4: Simplify right side
    170,174.66x = 11,617,587,713.05
  5. Step 5: Solve for x
    x = 11,617,587,713.05/170,174.66
  6. Step 6: Final answer
    x = 68,268.61

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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.