Home / 172,682.98-258,546.23-88,261.36

Finding the Fourth Proportional to 172,682.98, 258,546.23 and 88,261.36

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Solution

The fourth proportional to 172,682.98, 258,546.23 and 88,261.36 is: 132,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,682.98 : 258,546.23 = 88,261.36 : x
  2. Step 2: Convert to fraction form
    172,682.98/258,546.23 = 88,261.36/x
  3. Step 3: Cross multiply
    172,682.98x = 258,546.23 × 88,261.36
  4. Step 4: Simplify right side
    172,682.98x = 22,819,641,489.56
  5. Step 5: Solve for x
    x = 22,819,641,489.56/172,682.98
  6. Step 6: Final answer
    x = 132,147.60

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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.