Home / 165,168.75-247,789.97-52,855.71

Finding the Fourth Proportional to 165,168.75, 247,789.97 and 52,855.71

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Solution

The fourth proportional to 165,168.75, 247,789.97 and 52,855.71 is: 79,295.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,168.75 : 247,789.97 = 52,855.71 : x
  2. Step 2: Convert to fraction form
    165,168.75/247,789.97 = 52,855.71/x
  3. Step 3: Cross multiply
    165,168.75x = 247,789.97 × 52,855.71
  4. Step 4: Simplify right side
    165,168.75x = 13,097,114,795.23
  5. Step 5: Solve for x
    x = 13,097,114,795.23/165,168.75
  6. Step 6: Final answer
    x = 79,295.36

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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.