Home / 55,161.72-82,668.06-39,544.92

Finding the Fourth Proportional to 55,161.72, 82,668.06 and 39,544.92

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Solution

The fourth proportional to 55,161.72, 82,668.06 and 39,544.92 is: 59,263.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,161.72 : 82,668.06 = 39,544.92 : x
  2. Step 2: Convert to fraction form
    55,161.72/82,668.06 = 39,544.92/x
  3. Step 3: Cross multiply
    55,161.72x = 82,668.06 × 39,544.92
  4. Step 4: Simplify right side
    55,161.72x = 3,269,101,819.26
  5. Step 5: Solve for x
    x = 3,269,101,819.26/55,161.72
  6. Step 6: Final answer
    x = 59,263.96

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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.