Home / 127,844.67-191,774.57-39,104.31

Finding the Fourth Proportional to 127,844.67, 191,774.57 and 39,104.31

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Solution

The fourth proportional to 127,844.67, 191,774.57 and 39,104.31 is: 58,658.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,844.67 : 191,774.57 = 39,104.31 : x
  2. Step 2: Convert to fraction form
    127,844.67/191,774.57 = 39,104.31/x
  3. Step 3: Cross multiply
    127,844.67x = 191,774.57 × 39,104.31
  4. Step 4: Simplify right side
    127,844.67x = 7,499,212,039.88
  5. Step 5: Solve for x
    x = 7,499,212,039.88/127,844.67
  6. Step 6: Final answer
    x = 58,658.78

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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.