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Finding the Fourth Proportional to 67,303.00, 100,983.66 and 36,101.80

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Solution

The fourth proportional to 67,303.00, 100,983.66 and 36,101.80 is: 54,168.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,303.00 : 100,983.66 = 36,101.80 : x
  2. Step 2: Convert to fraction form
    67,303.00/100,983.66 = 36,101.80/x
  3. Step 3: Cross multiply
    67,303.00x = 100,983.66 × 36,101.80
  4. Step 4: Simplify right side
    67,303.00x = 3,645,691,211.16
  5. Step 5: Solve for x
    x = 3,645,691,211.16/67,303.00
  6. Step 6: Final answer
    x = 54,168.34

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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.