Home / 167,416.99-251,161.86-55,108.61

Finding the Fourth Proportional to 167,416.99, 251,161.86 and 55,108.61

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Solution

The fourth proportional to 167,416.99, 251,161.86 and 55,108.61 is: 82,674.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,416.99 : 251,161.86 = 55,108.61 : x
  2. Step 2: Convert to fraction form
    167,416.99/251,161.86 = 55,108.61/x
  3. Step 3: Cross multiply
    167,416.99x = 251,161.86 × 55,108.61
  4. Step 4: Simplify right side
    167,416.99x = 13,841,181,479.75
  5. Step 5: Solve for x
    x = 13,841,181,479.75/167,416.99
  6. Step 6: Final answer
    x = 82,674.89

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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.