Home / 114,708.62-171,786.06-68,984.83

Finding the Fourth Proportional to 114,708.62, 171,786.06 and 68,984.83

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Solution

The fourth proportional to 114,708.62, 171,786.06 and 68,984.83 is: 103,310.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,708.62 : 171,786.06 = 68,984.83 : x
  2. Step 2: Convert to fraction form
    114,708.62/171,786.06 = 68,984.83/x
  3. Step 3: Cross multiply
    114,708.62x = 171,786.06 × 68,984.83
  4. Step 4: Simplify right side
    114,708.62x = 11,850,632,145.47
  5. Step 5: Solve for x
    x = 11,850,632,145.47/114,708.62
  6. Step 6: Final answer
    x = 103,310.74

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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.