Home / 226,780.46-340,380.87-114,539.50

Finding the Fourth Proportional to 226,780.46, 340,380.87 and 114,539.50

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Solution

The fourth proportional to 226,780.46, 340,380.87 and 114,539.50 is: 171,915.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,780.46 : 340,380.87 = 114,539.50 : x
  2. Step 2: Convert to fraction form
    226,780.46/340,380.87 = 114,539.50/x
  3. Step 3: Cross multiply
    226,780.46x = 340,380.87 × 114,539.50
  4. Step 4: Simplify right side
    226,780.46x = 38,987,054,659.37
  5. Step 5: Solve for x
    x = 38,987,054,659.37/226,780.46
  6. Step 6: Final answer
    x = 171,915.41

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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.