Home / 481,619.58-722,571.93-166,108.38

Finding the Fourth Proportional to 481,619.58, 722,571.93 and 166,108.38

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Solution

The fourth proportional to 481,619.58, 722,571.93 and 166,108.38 is: 249,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,619.58 : 722,571.93 = 166,108.38 : x
  2. Step 2: Convert to fraction form
    481,619.58/722,571.93 = 166,108.38/x
  3. Step 3: Cross multiply
    481,619.58x = 722,571.93 × 166,108.38
  4. Step 4: Simplify right side
    481,619.58x = 120,025,252,725.77
  5. Step 5: Solve for x
    x = 120,025,252,725.77/481,619.58
  6. Step 6: Final answer
    x = 249,211.74

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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.