Home / 127,845.92-191,760.96-39,092.42

Finding the Fourth Proportional to 127,845.92, 191,760.96 and 39,092.42

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Solution

The fourth proportional to 127,845.92, 191,760.96 and 39,092.42 is: 58,636.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,845.92 : 191,760.96 = 39,092.42 : x
  2. Step 2: Convert to fraction form
    127,845.92/191,760.96 = 39,092.42/x
  3. Step 3: Cross multiply
    127,845.92x = 191,760.96 × 39,092.42
  4. Step 4: Simplify right side
    127,845.92x = 7,496,399,987.92
  5. Step 5: Solve for x
    x = 7,496,399,987.92/127,845.92
  6. Step 6: Final answer
    x = 58,636.21

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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.