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Finding the Fourth Proportional to 67,523.40, 101,299.66 and 36,351.40

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Solution

The fourth proportional to 67,523.40, 101,299.66 and 36,351.40 is: 54,534.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,523.40 : 101,299.66 = 36,351.40 : x
  2. Step 2: Convert to fraction form
    67,523.40/101,299.66 = 36,351.40/x
  3. Step 3: Cross multiply
    67,523.40x = 101,299.66 × 36,351.40
  4. Step 4: Simplify right side
    67,523.40x = 3,682,384,460.52
  5. Step 5: Solve for x
    x = 3,682,384,460.52/67,523.40
  6. Step 6: Final answer
    x = 54,534.94

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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.