Home / 173,125.35-259,662.04-54,781.31

Finding the Fourth Proportional to 173,125.35, 259,662.04 and 54,781.31

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Solution

The fourth proportional to 173,125.35, 259,662.04 and 54,781.31 is: 82,163.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,125.35 : 259,662.04 = 54,781.31 : x
  2. Step 2: Convert to fraction form
    173,125.35/259,662.04 = 54,781.31/x
  3. Step 3: Cross multiply
    173,125.35x = 259,662.04 × 54,781.31
  4. Step 4: Simplify right side
    173,125.35x = 14,224,627,220.67
  5. Step 5: Solve for x
    x = 14,224,627,220.67/173,125.35
  6. Step 6: Final answer
    x = 82,163.75

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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.