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Finding the Fourth Proportional to 65,049.00, 89,767.77 and 36,369.68

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Solution

The fourth proportional to 65,049.00, 89,767.77 and 36,369.68 is: 50,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,049.00 : 89,767.77 = 36,369.68 : x
  2. Step 2: Convert to fraction form
    65,049.00/89,767.77 = 36,369.68/x
  3. Step 3: Cross multiply
    65,049.00x = 89,767.77 × 36,369.68
  4. Step 4: Simplify right side
    65,049.00x = 3,264,825,343.69
  5. Step 5: Solve for x
    x = 3,264,825,343.69/65,049.00
  6. Step 6: Final answer
    x = 50,190.25

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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.