Home / 173,116.20-259,674.30-154,453.80

Finding the Fourth Proportional to 173,116.20, 259,674.30 and 154,453.80

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Solution

The fourth proportional to 173,116.20, 259,674.30 and 154,453.80 is: 231,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,116.20 : 259,674.30 = 154,453.80 : x
  2. Step 2: Convert to fraction form
    173,116.20/259,674.30 = 154,453.80/x
  3. Step 3: Cross multiply
    173,116.20x = 259,674.30 × 154,453.80
  4. Step 4: Simplify right side
    173,116.20x = 40,107,682,397.34
  5. Step 5: Solve for x
    x = 40,107,682,397.34/173,116.20
  6. Step 6: Final answer
    x = 231,680.70

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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.