Home / 127,954.14-191,924.29-39,207.90

Finding the Fourth Proportional to 127,954.14, 191,924.29 and 39,207.90

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Solution

The fourth proportional to 127,954.14, 191,924.29 and 39,207.90 is: 58,809.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,954.14 : 191,924.29 = 39,207.90 : x
  2. Step 2: Convert to fraction form
    127,954.14/191,924.29 = 39,207.90/x
  3. Step 3: Cross multiply
    127,954.14x = 191,924.29 × 39,207.90
  4. Step 4: Simplify right side
    127,954.14x = 7,524,948,369.89
  5. Step 5: Solve for x
    x = 7,524,948,369.89/127,954.14
  6. Step 6: Final answer
    x = 58,809.73

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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.