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Finding the Fourth Proportional to 50,297.80, 69,410.62 and 27,637.03

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Solution

The fourth proportional to 50,297.80, 69,410.62 and 27,637.03 is: 38,138.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,297.80 : 69,410.62 = 27,637.03 : x
  2. Step 2: Convert to fraction form
    50,297.80/69,410.62 = 27,637.03/x
  3. Step 3: Cross multiply
    50,297.80x = 69,410.62 × 27,637.03
  4. Step 4: Simplify right side
    50,297.80x = 1,918,303,387.26
  5. Step 5: Solve for x
    x = 1,918,303,387.26/50,297.80
  6. Step 6: Final answer
    x = 38,138.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.