Home / 173,205.30-259,816.05-54,885.90

Finding the Fourth Proportional to 173,205.30, 259,816.05 and 54,885.90

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Solution

The fourth proportional to 173,205.30, 259,816.05 and 54,885.90 is: 82,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,205.30 : 259,816.05 = 54,885.90 : x
  2. Step 2: Convert to fraction form
    173,205.30/259,816.05 = 54,885.90/x
  3. Step 3: Cross multiply
    173,205.30x = 259,816.05 × 54,885.90
  4. Step 4: Simplify right side
    173,205.30x = 14,260,237,738.70
  5. Step 5: Solve for x
    x = 14,260,237,738.70/173,205.30
  6. Step 6: Final answer
    x = 82,331.42

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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.