Home / 48,772.80-73,159.20-33,998.40

Finding the Fourth Proportional to 48,772.80, 73,159.20 and 33,998.40

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Solution

The fourth proportional to 48,772.80, 73,159.20 and 33,998.40 is: 50,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,772.80 : 73,159.20 = 33,998.40 : x
  2. Step 2: Convert to fraction form
    48,772.80/73,159.20 = 33,998.40/x
  3. Step 3: Cross multiply
    48,772.80x = 73,159.20 × 33,998.40
  4. Step 4: Simplify right side
    48,772.80x = 2,487,295,745.28
  5. Step 5: Solve for x
    x = 2,487,295,745.28/48,772.80
  6. Step 6: Final answer
    x = 50,997.60

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Similar ratio
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1.5x scale

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.