Home / 52,634.55-78,982.95-19,377.99

Finding the Fourth Proportional to 52,634.55, 78,982.95 and 19,377.99

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Solution

The fourth proportional to 52,634.55, 78,982.95 and 19,377.99 is: 29,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,634.55 : 78,982.95 = 19,377.99 : x
  2. Step 2: Convert to fraction form
    52,634.55/78,982.95 = 19,377.99/x
  3. Step 3: Cross multiply
    52,634.55x = 78,982.95 × 19,377.99
  4. Step 4: Simplify right side
    52,634.55x = 1,530,530,815.27
  5. Step 5: Solve for x
    x = 1,530,530,815.27/52,634.55
  6. Step 6: Final answer
    x = 29,078.44

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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.