Home / 168,186.39-251,994.10-101,486.37

Finding the Fourth Proportional to 168,186.39, 251,994.10 and 101,486.37

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Solution

The fourth proportional to 168,186.39, 251,994.10 and 101,486.37 is: 152,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,186.39 : 251,994.10 = 101,486.37 : x
  2. Step 2: Convert to fraction form
    168,186.39/251,994.10 = 101,486.37/x
  3. Step 3: Cross multiply
    168,186.39x = 251,994.10 × 101,486.37
  4. Step 4: Simplify right side
    168,186.39x = 25,573,966,470.42
  5. Step 5: Solve for x
    x = 25,573,966,470.42/168,186.39
  6. Step 6: Final answer
    x = 152,057.29

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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.