Home / 48,940.80-73,402.89-13,872.25

Finding the Fourth Proportional to 48,940.80, 73,402.89 and 13,872.25

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Solution

The fourth proportional to 48,940.80, 73,402.89 and 13,872.25 is: 20,806.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,940.80 : 73,402.89 = 13,872.25 : x
  2. Step 2: Convert to fraction form
    48,940.80/73,402.89 = 13,872.25/x
  3. Step 3: Cross multiply
    48,940.80x = 73,402.89 × 13,872.25
  4. Step 4: Simplify right side
    48,940.80x = 1,018,263,240.80
  5. Step 5: Solve for x
    x = 1,018,263,240.80/48,940.80
  6. Step 6: Final answer
    x = 20,806.02

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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.