Home / 119,786.03-179,640.17-39,802.52

Finding the Fourth Proportional to 119,786.03, 179,640.17 and 39,802.52

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Solution

The fourth proportional to 119,786.03, 179,640.17 and 39,802.52 is: 59,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,786.03 : 179,640.17 = 39,802.52 : x
  2. Step 2: Convert to fraction form
    119,786.03/179,640.17 = 39,802.52/x
  3. Step 3: Cross multiply
    119,786.03x = 179,640.17 × 39,802.52
  4. Step 4: Simplify right side
    119,786.03x = 7,150,131,459.23
  5. Step 5: Solve for x
    x = 7,150,131,459.23/119,786.03
  6. Step 6: Final answer
    x = 59,690.86

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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.