Home / 127,927.88-191,892.32-39,181.04

Finding the Fourth Proportional to 127,927.88, 191,892.32 and 39,181.04

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Solution

The fourth proportional to 127,927.88, 191,892.32 and 39,181.04 is: 58,771.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,927.88 : 191,892.32 = 39,181.04 : x
  2. Step 2: Convert to fraction form
    127,927.88/191,892.32 = 39,181.04/x
  3. Step 3: Cross multiply
    127,927.88x = 191,892.32 × 39,181.04
  4. Step 4: Simplify right side
    127,927.88x = 7,518,540,665.61
  5. Step 5: Solve for x
    x = 7,518,540,665.61/127,927.88
  6. Step 6: Final answer
    x = 58,771.71

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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.