Home / 45,811.20-63,216.32-25,392

Finding the Fourth Proportional to 45,811.20, 63,216.32 and 25,392

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Solution

The fourth proportional to 45,811.20, 63,216.32 and 25,392 is: 35,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,811.20 : 63,216.32 = 25,392 : x
  2. Step 2: Convert to fraction form
    45,811.20/63,216.32 = 25,392/x
  3. Step 3: Cross multiply
    45,811.20x = 63,216.32 × 25,392
  4. Step 4: Simplify right side
    45,811.20x = 1,605,188,797.44
  5. Step 5: Solve for x
    x = 1,605,188,797.44/45,811.20
  6. Step 6: Final answer
    x = 35,039.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.