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Finding the Fourth Proportional to 48,852.40, 73,048.20 and 36,410.80

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Solution

The fourth proportional to 48,852.40, 73,048.20 and 36,410.80 is: 54,444.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,852.40 : 73,048.20 = 36,410.80 : x
  2. Step 2: Convert to fraction form
    48,852.40/73,048.20 = 36,410.80/x
  3. Step 3: Cross multiply
    48,852.40x = 73,048.20 × 36,410.80
  4. Step 4: Simplify right side
    48,852.40x = 2,659,743,400.56
  5. Step 5: Solve for x
    x = 2,659,743,400.56/48,852.40
  6. Step 6: Final answer
    x = 54,444.48

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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.