Home / 172,375.46-258,563.19-54,056.03

Finding the Fourth Proportional to 172,375.46, 258,563.19 and 54,056.03

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Solution

The fourth proportional to 172,375.46, 258,563.19 and 54,056.03 is: 81,084.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,375.46 : 258,563.19 = 54,056.03 : x
  2. Step 2: Convert to fraction form
    172,375.46/258,563.19 = 54,056.03/x
  3. Step 3: Cross multiply
    172,375.46x = 258,563.19 × 54,056.03
  4. Step 4: Simplify right side
    172,375.46x = 13,976,898,161.36
  5. Step 5: Solve for x
    x = 13,976,898,161.36/172,375.46
  6. Step 6: Final answer
    x = 81,084.04

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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.