Home / 119,747.30-179,620.92-40,861.52

Finding the Fourth Proportional to 119,747.30, 179,620.92 and 40,861.52

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Solution

The fourth proportional to 119,747.30, 179,620.92 and 40,861.52 is: 61,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,747.30 : 179,620.92 = 40,861.52 : x
  2. Step 2: Convert to fraction form
    119,747.30/179,620.92 = 40,861.52/x
  3. Step 3: Cross multiply
    119,747.30x = 179,620.92 × 40,861.52
  4. Step 4: Simplify right side
    119,747.30x = 7,339,583,815.00
  5. Step 5: Solve for x
    x = 7,339,583,815.00/119,747.30
  6. Step 6: Final answer
    x = 61,292.27

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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.