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Finding the Fourth Proportional to 56,202.88, 84,205.68 and 50,101.60

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Solution

The fourth proportional to 56,202.88, 84,205.68 and 50,101.60 is: 75,064.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,202.88 : 84,205.68 = 50,101.60 : x
  2. Step 2: Convert to fraction form
    56,202.88/84,205.68 = 50,101.60/x
  3. Step 3: Cross multiply
    56,202.88x = 84,205.68 × 50,101.60
  4. Step 4: Simplify right side
    56,202.88x = 4,218,839,297.09
  5. Step 5: Solve for x
    x = 4,218,839,297.09/56,202.88
  6. Step 6: Final answer
    x = 75,064.47

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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.