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Finding the Fourth Proportional to 48,670.80, 73,006.20 and 33,637.20

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Solution

The fourth proportional to 48,670.80, 73,006.20 and 33,637.20 is: 50,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,670.80 : 73,006.20 = 33,637.20 : x
  2. Step 2: Convert to fraction form
    48,670.80/73,006.20 = 33,637.20/x
  3. Step 3: Cross multiply
    48,670.80x = 73,006.20 × 33,637.20
  4. Step 4: Simplify right side
    48,670.80x = 2,455,724,150.64
  5. Step 5: Solve for x
    x = 2,455,724,150.64/48,670.80
  6. Step 6: Final answer
    x = 50,455.80

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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.