Home / 167,815.80-251,723.70-57,007.80

Finding the Fourth Proportional to 167,815.80, 251,723.70 and 57,007.80

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Solution

The fourth proportional to 167,815.80, 251,723.70 and 57,007.80 is: 85,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,815.80 : 251,723.70 = 57,007.80 : x
  2. Step 2: Convert to fraction form
    167,815.80/251,723.70 = 57,007.80/x
  3. Step 3: Cross multiply
    167,815.80x = 251,723.70 × 57,007.80
  4. Step 4: Simplify right side
    167,815.80x = 14,350,214,344.86
  5. Step 5: Solve for x
    x = 14,350,214,344.86/167,815.80
  6. Step 6: Final answer
    x = 85,511.70

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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.