Home / 52,363.20-78,550.26-16,815.54

Finding the Fourth Proportional to 52,363.20, 78,550.26 and 16,815.54

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Solution

The fourth proportional to 52,363.20, 78,550.26 and 16,815.54 is: 25,225.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,363.20 : 78,550.26 = 16,815.54 : x
  2. Step 2: Convert to fraction form
    52,363.20/78,550.26 = 16,815.54/x
  3. Step 3: Cross multiply
    52,363.20x = 78,550.26 × 16,815.54
  4. Step 4: Simplify right side
    52,363.20x = 1,320,865,039.04
  5. Step 5: Solve for x
    x = 1,320,865,039.04/52,363.20
  6. Step 6: Final answer
    x = 25,225.06

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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.