Home / 52,151.68-78,234.08-17,081.92

Finding the Fourth Proportional to 52,151.68, 78,234.08 and 17,081.92

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Solution

The fourth proportional to 52,151.68, 78,234.08 and 17,081.92 is: 25,625.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,151.68 : 78,234.08 = 17,081.92 : x
  2. Step 2: Convert to fraction form
    52,151.68/78,234.08 = 17,081.92/x
  3. Step 3: Cross multiply
    52,151.68x = 78,234.08 × 17,081.92
  4. Step 4: Simplify right side
    52,151.68x = 1,336,388,295.83
  5. Step 5: Solve for x
    x = 1,336,388,295.83/52,151.68
  6. Step 6: Final answer
    x = 25,625.03

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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.