Home / 113,996.20-170,997.26-54,010.64

Finding the Fourth Proportional to 113,996.20, 170,997.26 and 54,010.64

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Solution

The fourth proportional to 113,996.20, 170,997.26 and 54,010.64 is: 81,017.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,996.20 : 170,997.26 = 54,010.64 : x
  2. Step 2: Convert to fraction form
    113,996.20/170,997.26 = 54,010.64/x
  3. Step 3: Cross multiply
    113,996.20x = 170,997.26 × 54,010.64
  4. Step 4: Simplify right side
    113,996.20x = 9,235,671,450.85
  5. Step 5: Solve for x
    x = 9,235,671,450.85/113,996.20
  6. Step 6: Final answer
    x = 81,017.36

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1.5x scale

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.