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Finding the Fourth Proportional to 67,953.74, 101,815.44 and 41,603.42

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Solution

The fourth proportional to 67,953.74, 101,815.44 and 41,603.42 is: 62,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,953.74 : 101,815.44 = 41,603.42 : x
  2. Step 2: Convert to fraction form
    67,953.74/101,815.44 = 41,603.42/x
  3. Step 3: Cross multiply
    67,953.74x = 101,815.44 × 41,603.42
  4. Step 4: Simplify right side
    67,953.74x = 4,235,870,512.80
  5. Step 5: Solve for x
    x = 4,235,870,512.80/67,953.74
  6. Step 6: Final answer
    x = 62,334.62

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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.