Home / 127,609.27-191,399.33-34,122.31

Finding the Fourth Proportional to 127,609.27, 191,399.33 and 34,122.31

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Solution

The fourth proportional to 127,609.27, 191,399.33 and 34,122.31 is: 51,179.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,609.27 : 191,399.33 = 34,122.31 : x
  2. Step 2: Convert to fraction form
    127,609.27/191,399.33 = 34,122.31/x
  3. Step 3: Cross multiply
    127,609.27x = 191,399.33 × 34,122.31
  4. Step 4: Simplify right side
    127,609.27x = 6,530,987,468.65
  5. Step 5: Solve for x
    x = 6,530,987,468.65/127,609.27
  6. Step 6: Final answer
    x = 51,179.57

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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.