Home / 179,590.50-269,387.10-79,723.85

Finding the Fourth Proportional to 179,590.50, 269,387.10 and 79,723.85

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Solution

The fourth proportional to 179,590.50, 269,387.10 and 79,723.85 is: 119,586.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,590.50 : 269,387.10 = 79,723.85 : x
  2. Step 2: Convert to fraction form
    179,590.50/269,387.10 = 79,723.85/x
  3. Step 3: Cross multiply
    179,590.50x = 269,387.10 × 79,723.85
  4. Step 4: Simplify right side
    179,590.50x = 21,476,575,405.40
  5. Step 5: Solve for x
    x = 21,476,575,405.40/179,590.50
  6. Step 6: Final answer
    x = 119,586.37

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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.