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Finding the Fourth Proportional to 73,570.72, 101,520.58 and 41,297.95

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Solution

The fourth proportional to 73,570.72, 101,520.58 and 41,297.95 is: 56,987.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,570.72 : 101,520.58 = 41,297.95 : x
  2. Step 2: Convert to fraction form
    73,570.72/101,520.58 = 41,297.95/x
  3. Step 3: Cross multiply
    73,570.72x = 101,520.58 × 41,297.95
  4. Step 4: Simplify right side
    73,570.72x = 4,192,591,836.81
  5. Step 5: Solve for x
    x = 4,192,591,836.81/73,570.72
  6. Step 6: Final answer
    x = 56,987.23

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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.