Home / 48,822.60-73,245.90-13,761.80

Finding the Fourth Proportional to 48,822.60, 73,245.90 and 13,761.80

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Solution

The fourth proportional to 48,822.60, 73,245.90 and 13,761.80 is: 20,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,822.60 : 73,245.90 = 13,761.80 : x
  2. Step 2: Convert to fraction form
    48,822.60/73,245.90 = 13,761.80/x
  3. Step 3: Cross multiply
    48,822.60x = 73,245.90 × 13,761.80
  4. Step 4: Simplify right side
    48,822.60x = 1,007,995,426.62
  5. Step 5: Solve for x
    x = 1,007,995,426.62/48,822.60
  6. Step 6: Final answer
    x = 20,646.08

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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.