Home / 168,186.45-251,994.19-101,486.43

Finding the Fourth Proportional to 168,186.45, 251,994.19 and 101,486.43

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Solution

The fourth proportional to 168,186.45, 251,994.19 and 101,486.43 is: 152,057.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,186.45 : 251,994.19 = 101,486.43 : x
  2. Step 2: Convert to fraction form
    168,186.45/251,994.19 = 101,486.43/x
  3. Step 3: Cross multiply
    168,186.45x = 251,994.19 × 101,486.43
  4. Step 4: Simplify right side
    168,186.45x = 25,573,990,723.84
  5. Step 5: Solve for x
    x = 25,573,990,723.84/168,186.45
  6. Step 6: Final answer
    x = 152,057.38

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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.