Home / 172,936.50-259,412.71-52,984.86

Finding the Fourth Proportional to 172,936.50, 259,412.71 and 52,984.86

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Solution

The fourth proportional to 172,936.50, 259,412.71 and 52,984.86 is: 79,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,936.50 : 259,412.71 = 52,984.86 : x
  2. Step 2: Convert to fraction form
    172,936.50/259,412.71 = 52,984.86/x
  3. Step 3: Cross multiply
    172,936.50x = 259,412.71 × 52,984.86
  4. Step 4: Simplify right side
    172,936.50x = 13,744,946,121.57
  5. Step 5: Solve for x
    x = 13,744,946,121.57/172,936.50
  6. Step 6: Final answer
    x = 79,479.73

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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.