Home / 154,370.97-231,553.94-49,188.51

Finding the Fourth Proportional to 154,370.97, 231,553.94 and 49,188.51

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Solution

The fourth proportional to 154,370.97, 231,553.94 and 49,188.51 is: 73,781.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,370.97 : 231,553.94 = 49,188.51 : x
  2. Step 2: Convert to fraction form
    154,370.97/231,553.94 = 49,188.51/x
  3. Step 3: Cross multiply
    154,370.97x = 231,553.94 × 49,188.51
  4. Step 4: Simplify right side
    154,370.97x = 11,389,793,047.29
  5. Step 5: Solve for x
    x = 11,389,793,047.29/154,370.97
  6. Step 6: Final answer
    x = 73,781.96

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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.